@book{166731,
	author = {Juergenson, Elwood M},
	title = {Prácticas aprobadas en la producción de leche  /},
	publisher = {CECSA,},
	year = {1977},
	address = {México, D.F.  :},
	note = {Trad. De : Approved practices in dairyng 2 ed. 1975}
}