@book{17016,
	author = {Putter, A. and International Plant Genetic Resources Institute. IPGRI. },
	title = {Safeguarding the genetic basis of Africa's traditional crops :},
	publisher = {IPGRI ;},
	year = {1994.},
	address = {The Netherlands :},
	note = {International Plant Genetic Resources Institute, Italy; International Centre for Agricultural and Rural Co-operation,the Netherlands.}
}