@book{11043,
	author = {Bibby, C. J.},
	title = {Bird census techniques /},
	publisher = {Academic,},
	year = {c2000.},
	address = {London ;},
	edition = {2nd ed.},
	note = {Previous ed.: 1992.},
	url = {http://www.loc.gov/catdir/description/els031/00101511.html}
}