@book{9785,
	author = {Nabhan, Gary Paul. and International Board for Plant Genetic Resources.},
	title = {Wild phaseolus ecogeography in the Sierra Madre Occidental, México},
	publisher = {IBPGR,},
	year = {1990},
	series = {Systematic and ecogeographic studies on crop genepools},
	address = {Rome :}
}