Local
A Birder’s Guide to Louisiana
Louisiana Ornithological Society
Louisiana Birds by Dan Purrington
Orleans Audobon Society
Bird Study Group: Shreveport Society for Nature Study
Seabirds and Whales of Louisiana
National
The American Ornithologists’ Union
Birds of the Upper Texas Coast
The Cornell Lab of Ornithology
The Minnesota Ornithologists’ Union
Wild Birds Unlimited
American Birding Association
Crossbills
NARBA: North American Rare Bird Alert
Louisiana Parish Checklist Project