Cita APA (7a ed.)

Ban, A. V. D., & Hawkins, H. (1996). Agricultural extension. Blackwell Science.

Cita Chicago Style (17a ed.)

Ban, A.W. Van Den, y H.s Hawkins. Agricultural Extension. Oxford: Blackwell Science, 1996.

Cita MLA (9a ed.)

Ban, A.W. Van Den, y H.s Hawkins. Agricultural Extension. Blackwell Science, 1996.