@book{175847,
	author = {Benton, Allen H. and Werner, William E.},
	title = {Field biology and ecology /},
	publisher = {McGraw-Hill,},
	year = {[1966].},
	address = {New York :},
	edition = {2d ed.},
	note = {First ed. published in 1958 under title: Principles of field biology and ecology.}
}