@book{63277,
	author = {American Institute of Biological Sciences. Biological Sciences Curriculum Study and Educational Programs Improvement Corporation. Caracas.},
	title = {Ciencias biológicas},
	publisher = {CECSA,},
	year = {1972},
	address = {México, D.F. :},
	note = {Adaptación de la versión azul del BSCS.}
}