Cita APA (7a ed.)

Clerk, G. C. (1974). Crops and their diseases in Ghana. Ghana Pub. Corp..

Cita Chicago Style (17a ed.)

Clerk, G. C. Crops and Their Diseases in Ghana. Tema: Ghana Pub. Corp., 1974.

Cita MLA (8a ed.)

Clerk, G. C. Crops and Their Diseases in Ghana. Ghana Pub. Corp., 1974.