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Encyclopedia of Physics : Vol.1., Vol.2
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The world book encyclopedia : (International) : Obs.: Vol.1. A. 24,950 s., Vol.2. B. 702 s., Vol.3. C-Ch. 510 s., Vol.4. Ci-Cz. 526 s., Vol.5. D. 366 s., Vol.6. E. 446 s., Vol.7. F. 510 s., Vol.8. G. 446 s., Vol.9. H. 418 s., Vol.10. I. 478 s., Vol.11. J-K. 350 s., Vol.12. L. 430 s.,Vol.13. M. 766 s.,Vol.14. N-O. 542 s.,Vol.15. P. 878 s..Vol.16. Q-R. 478 s.,Vol.17. S-Sn. 526 s.,Vol.18. So-Sz. 526 s.,Vol.19. T. 494 s.,Vol.20. U-V. 462 s.,Vol.21. W-Z. 513 s.,Vol.22. Research Guide/Index. 765 s.
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The world book encyclopedia : Britain & Ireland : Obs. Vol.23, A-H, s.1-618. Vol.24, I-Z, s.619-1190
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The world book encyclopedia : Australasia : Obs. Vol.23, A-L, s.1-636. Vol.24, M-Z, s.637-1162
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Grolier Encyclopedia of Knowledge. I-J. Vol.10
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Grolier Encyclopedia of Knowledge. Elf-For. Vol.7
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Grolier Encyclopedia of Knowledge. A-Ann. Vol.1
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The world book dictionary : Obs. Vol.one:, A-K, s.1-1166. Vol.two:, L-Z, s.1167-2430 /
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The world book dictionary : Obs. Vol. One:, A-K, s.1-1166. Vol. Two:, L-Z, s.1167-2430 /
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The world book dictionary : Obs. Vol. One:, A-K, s.1-1166. Vol. Two:, L-Z, s.1167-2430 /
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Grolier Encyclopedia of Knowledge. Ciu-Dam. Vol.5
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Grolier Encyclopedia of Knowledge. C-Cit. Vol.4
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Grolier Encyclopedia of Knowledge. Sew-Sud. Vol.17
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Grolier Encyclopedia of Knowledge. Mod-Nuc. Vol.13
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Grolier Encyclopedia of Knowledge. Ref-SEV. Vol.16
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Grolier Encyclopedia of Knowledge. Fos-Gra. Vol.8
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Grolier Encyclopedia of Knowledge. M-Moc. Vol.12
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Grolier Encyclopedia of Knowledge. Bat-Byz. Vol.3
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Grolier Encyclopedia of Knowledge. Uno-Woo. Vol.19
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Grolier Encyclopedia of Knowledge. Sue-Ung. Vol.18
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Grolier Encyclopedia of Knowledge. Gre-Hys. Vol.9
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Grolier Encyclopedia of Knowledge. Pic-Ree. Vol.15
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Grolier Encyclopedia of Knowledge. K-L. Vol.11
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Grolier Encyclopedia of Knowledge. Nue-Pia. Vol.14