Robbins, C.S.Bruin, B.Zim, H.S.2010-02-152010-02-151966http://hdl.handle.net/1969.3/24679340 p.This is a general field guide for the identification of all North American Birds. It includes color illustrations, distribution maps, written descriptions and voice characterizations.birdsornithologyidentification keysecological distributiongeographical distributiontaxonomyBook