Cita APA (7a ed.)

Heady, E. E. (1988). Agricultural production functions (1st edition.). Kalyani.

Cita Chicago Style (17a ed.)

Heady, Earl E. Agricultural Production Functions. 1st edition. New Delhi: Kalyani, 1988.

Cita MLA (9a ed.)

Heady, Earl E. Agricultural Production Functions. 1st edition. Kalyani, 1988.