APA Style

Corley, R, H, V., Tinker, P, B, (, B. (c2003). The oil palm (4th ed.). enk: Blackwell Science.

MLA Style

Corley, R., H., V.., Tinker, P., B., (Philip, Bernard). "The oil palm". 4th ed. enk: Blackwell Science, c2003. Computer File.