@book{201049,
	author = {Smith, Robert Leo. and Smith, T. M.},
	title = {Ecology & field biology},
	publisher = {Benjamin Cummings},
	year = {c2001.},
	address = {San Francisco},
	edition = {6th ed.},
	note = {Accompanied by : Lab manual for biology labs on-line : evolution lab by Robert Desharnais, Jeffrey Bell. c2000, (11 p. ; 28 cm.) and The ecology action guide.}
}