APA (7th ed.) Citation
Hadley, G., & Kemp, M. (1973). Variational methods in economics. North-Holland Pub. Co.
Chicago Style (17th ed.) Citation
Hadley, G., and M.C Kemp. Variational Methods in Economics. Amsterdam: North-Holland Pub. Co, 1973.
MLA (9th ed.) Citation
Hadley, G., and M.C Kemp. Variational Methods in Economics. North-Holland Pub. Co, 1973.
Warning: These citations may not always be 100% accurate.