@book{1828,
	author = {Klopfer, Peter H.},
	title = {Behavioral aspects of ecology},
	publisher = {Prentice-Hall},
	year = {[c1973]},
	series = {Prentice-Hall biological science series. Concepts of modern biology series},
	address = {Englewood Cliffs, N.J.,},
	edition = {2nd ed.}
}