APA (7th ed.) Citation
Grützner, R. (1972). PL/1-Training. VEB Verlag Technik.
Chicago Style (17th ed.) Citation
Grützner, Rolf. PL/1-Training. Berlin: VEB Verlag Technik, 1972.
MLA (9th ed.) Citation
Grützner, Rolf. PL/1-Training. VEB Verlag Technik, 1972.
Warning: These citations may not always be 100% accurate.