@book{20906,
	author = {Cowie, Richard A. and Makkar, Harinder P. S. and Food and Agriculture Organization of the United Nations.},
	title = {Quality assurance for microbiology in feed analysis laboratories /},
	publisher = {Food and Agriculture Organization of the United Nations,},
	year = {2013.},
	series = {FAO animal production and health manual,},
	address = {Rome :}
}