@book{76884,
	author = {Stewart, Emily M. and ebrary, Inc.},
	title = {Social insects},
	publisher = {Nova Science,},
	year = {c2011.},
	series = {Insects and other terrestrial arthropods : biology, chemistry and behavior},
	address = {Hauppauge, NY :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10654784}
}