P-11134
Peterson, Roger Tory, 1908-1996
A field guide to Mexican birds : Mexico, Guatemala, Belize (British Honduras), El Salvador / Roger Tory Peterson and Edward L. Chalif ; illustrations by Peter Tory Peterson. -- Boston : Houghton Mifflin, 1973. -- xx, 298 s., 48 listů obr. příl. -- (The Peterson field guide series, 20). -- ISBN : 0-395-17129-6.
Chalif, Edward L.. Peterson, Roger Tory, 1908-1996
ptáci. Mexiko. encyklopedie
598.2. (721/727)