Παραπομπή APA

Agrawal, R. C., & Heady, E. O. (1972). Operations research methods for agricultural decisions. Ames: IOWA State University Press.

Παραπομπή Chicago Style

Agrawal, R. C., and Earl Orel Heady. Operations Research Methods for Agricultural Decisions. Ames: IOWA State University Press, 1972.

Παραπομπή MLA

Agrawal, R. C., and Earl Orel Heady. Operations Research Methods for Agricultural Decisions. Ames: IOWA State University Press, 1972.

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