@book{21920,
	author = {Sinnott, Edmund W.},
	title = {Principles of genetics / },
	publisher = {McGraw-Hill,},
	year = {c1958.},
	series = {McGraw-Hill publications in the botanical sciences.},
	address = {New York : },
	edition = {5th ed.},
	note = {Includes Index. }
}