APA (7th ed.) Citation

Hartley, C. W. S. (1977). The oil palm (Elaeis guineensis Jacq.) / (by) C.W.S. Hartley (2nd ed.). Longman.

Chicago Style (17th ed.) Citation

Hartley, C. W. S. The Oil Palm (Elaeis Guineensis Jacq.) / (by) C.W.S. Hartley. 2nd ed. London ; New York: Longman, 1977.

MLA (9th ed.) Citation

Hartley, C. W. S. The Oil Palm (Elaeis Guineensis Jacq.) / (by) C.W.S. Hartley. 2nd ed. Longman, 1977.

Warning: These citations may not always be 100% accurate.