APA (7th ed.) Citation

Kerkhof, P., Barnard, G. W., & Foley, G. (1990). Agroforestry in Africa: A survey of project experience. Panos Publications.

Chicago Style (17th ed.) Citation

Kerkhof, Paul, Geoffrey William Barnard, and Gerald Foley. Agroforestry in Africa: A Survey of Project Experience. London: Panos Publications, 1990.

MLA (9th ed.) Citation

Kerkhof, Paul, et al. Agroforestry in Africa: A Survey of Project Experience. Panos Publications, 1990.