@book{56400,
	author = {Zepeda Cisneros, Cristina Silvia.},
	title = {Pérdida de cromosomas en las anafases meioticas en Zea perennis (Hitchcok) Reeves y Mangelsdorf},
	publisher = {El autor,},
	year = {1987},
	address = {Chapingo, Méx. :}
}