APA (7th ed.) Citation

Irvine, F. R. (1979). West African crops (Reprint., [3. ed.].). Oxford Univ. Press.

Chicago Style (17th ed.) Citation

Irvine, Frederick R. West African Crops. Reprint., [3. ed.]. Oxford u.a: Oxford Univ. Press, 1979.

MLA (9th ed.) Citation

Irvine, Frederick R. West African Crops. Reprint., [3. ed.]. Oxford Univ. Press, 1979.