@INBOOK {JACKAI:1991c,
title = {Evaluation of cowpea germplasm for insect pest resistance},
author = {Jackai, L. and Singh, S. R. },
year = {1991},
volume = {II},
type = {Crop genetic resources of Africa, Vol. II, edited by N.Q Ng, P. Perrino, F. Attere, and H. Zedan},
pages = {85--93},
chapter = {2.2},
publisher = {International Institute of Tropical Agriculture (IITA); IBPGR; UNEP; CNR},
address = {Italy},
isbn = {978 131 0634},
}