4 treff

Austin Oliver L.
Birds of the world : a survey of the twenty-seven orders and one hundred and fifty-five families
by Oliver L. Austin ; illustrated by Arth...
Bok Engelsk 1962
Genera Pipilo (part) through Spizella
Bent, Arthur Cleveland
Bok Engelsk 1978
Genera Zonotrichia through Emberiza : literature cited and index
Bent, Arthur Cleveland
Bok Engelsk 1979
Antarctic bird studies
edited by Oliver L. Austin
Bok Engelsk 1968