@BOOK {KANG:1992b,
title = {Agroforesterie durable pour les tropiques; concepts et exemples: Guide de recherche de l'Iita, No. 26},
author = {Kang, B. T. },
series = {Guide de recherche de l'Iita, No. 26},
year = {1992},
month = {February},
publisher = {International Institute of Tropical Agriculture (IITA)},
address = {Ibadan, Nigeria},
note = {27p.},
}