@book{18392,
	author = {Boekholt, H. A.},
	title = {(Nitrogen metabolism of the lactating cow and the role of gluconeogenesis from amino acids)},
	publisher = {Veenman & Zonen,},
	year = {1976},
	series = {Mededelingen Landbouwhogeschool},
	address = {Wageningen :},
	note = {Texto en holandés con sumario en inglés}
}