Citazione Stile APA (7a Edizione)

Henry, A. I., & Schekman, W. (1983). Agriculture: A secondary course for Zimbabwe. Scholastic Books.

Citazione stile Chigago Style (17a edizione)

Henry, A. I., e W. Schekman. Agriculture: A Secondary Course for Zimbabwe. Harare: Scholastic Books, 1983.

Citatione MLA (9a ed.)

Henry, A. I., e W. Schekman. Agriculture: A Secondary Course for Zimbabwe. Scholastic Books, 1983.