APA引文

Kerkhof, P. (1990). Agroforestry in Africa: A survey of project experience. Panos.

Chicago Style (17th ed.) Citation

Kerkhof, Paul. Agroforestry in Africa: A Survey of Project Experience. London: Panos, 1990.

MLA引文

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