@book{79432,
	author = {Hassack, Karl and Beutel, Ernst},
	title = {Merceología},
	publisher = {U.T.E.H.A.},
	year = {1964.},
	series = {Manuales UTEHA : no. 81 (t. 1) Sección 6: Tecnologia},
	address = {México},
	edition = {1. ed. en español.},
	note = {Translation of Warenkunde.}
}