@book{32532,
	author = {Roberts, M. B. V. and King, T. J.},
	title = {Biology : a functional approach. Students' manual /},
	publisher = {Walton-on-Thames Nelson,},
	year = {1987.},
	address = {Nelson :},
	edition = {2nd ed.},
	note = {Includes bibliography references and index}
}