@book{6653,
	author = {Pérez Tamayo, Ruy, },
	title = {Reflexiones sobre la ciencia /},
	publisher = {El Colegio Nacional : Seminario de Cultura Mexicana, },
	year = {c2010},
	address = {México, D.F. :},
	url = {https://www.cicy.mx/sitios/sib/doctoelectronico/7323.pdf}
}