@book{97636,
	author = {Babcock, Ernest Brown and Clausen, Roy Elwood},
	title = {Genetics in relation to agriculture},
	publisher = {McGraw-Hill Book Company, inc.},
	year = {1927.},
	series = {McGraw-Hill publications in the agricultural and botanical sciences},
	address = {New York [etc.]},
	edition = {2d ed. ...}
}