@book{167308,
	author = {Tablada Aguilar, Salvador Raymundo and  Cortés Díaz, Enrique, asesor },
	title = {Comportamiento productivo de alfalfa-ovillo en pastoreo mixto de vacas y borregas  /},
	publisher = {El autor,},
	year = {2002},
	address = {México  :}
}