Brian E. Small

Field Guide To Backyard Birds Of The Midatlantic

American Birding Association Field Guide to Birds of Texas

Birds of Southern California

American Birding Association Field Guide to Birds of California

American Birding Association Field Guide to Birds of Minnesota

American Birding Association Field Guide to Birds of Pennsylvania

American Birding Association Field Guide to Birds of Florida

American Birding Association Field Guide to Birds of Arizona

American Birding Association Field Guide to Birds of Massachusetts

American Birding Association Field Guide to Birds of Illinois

American Birding Association Field Guide to Birds of the Carolinas

American Birding Association Field Guide to Birds of Michigan

American Birding Association Field Guide to Birds of New York

Birds of Northern California

Birds of North America