@book{14212,
	author = {Hildreth, Clifford and Jarret, F. G. and Jarret, F. G. ; jt. auth.},
	title = {Statistical study of livestock production and marketing},
	publisher = {John Wiley},
	year = {1955},
	series = {Cowles Commission for Research in Economics  monograph no.15},
	address = {New York}
}