@book{80508,
	author = {Yapi, A. M. and Debrah, S. K.},
	title = {Impact of germplasm research spillovers :},
	publisher = {International Crops Research Institute for the Semi-Arid Tropics,},
	year = {1999.},
	series = {Impact series},
	address = {Andhra Pradesh, India :}
}