APA引文

Hadley, G., & Kemp, M. C. (1971). Variational methods in economics. North-Holland Pub. Co. ; American Elsevier Pub. Co..

芝加哥风格引文

Hadley, G., 与 Murray C. Kemp. Variational Methods in Economics. Amsterdam, : New York,: North-Holland Pub. Co. ; American Elsevier Pub. Co., 1971.

MLA引文

Hadley, G., 与 Murray C. Kemp. Variational Methods in Economics. North-Holland Pub. Co. ; American Elsevier Pub. Co., 1971.