@book{222698,
	author = {Halperin, J. P. and Iribarren, F. e.},
	title = {Neumonía en nutrias- Myocastor coypus- por Streptococcus equi subsp. zooepidemicus / J. P. Halperin ; F. E. Iribarren},
	year = {2009}
}