@book{2924,
	author = {International Symposium on the Use of Space by Animals and Men, and Esser, Aristide H., and American Association for the Advancement of Science.},
	title = {Behavior and environment;},
	publisher = {Plenum Press,},
	year = {1971.},
	address = {New York,},
	note = {Sponsored by the Animal Behavior Society.}
}