@BOOK {SINGH:1997,
title = {Advances in cowpea research},
author = {Singh, B. and Mohan-Raj, D. R. and Dashiell, K. and Jackai, L. },
year = {1997},
publisher = {International Institute of Tropical Agriculture (IITA); JIRCAS},
address = {Ibadan, Nigeria},
isbn = {978 131 110 X},
note = {375; File too large to attached, table of content attached},
}