APA Style

AGRO-Forestryin the African humid tropics: proceedings of a workshop held in Ibadan, Nigeria, 27 April - 1 May 1981. (1982). : The United Nations University.

MLA Style

AGRO-Forestryin the African humid tropics: proceedings of a workshop held in Ibadan, Nigeria, 27 April - 1 May 1981. . : The United Nations University, 1982. Electronic resources.