Peterson Field Guide to Warblers Book

Describes in detail all 60 North American warblers. Includes field marks and voices, habitat and mating habits. With color paintings and 141 color photos. Color maps (60 of them!) show where each species is found at different times of the year.

This reference book contains everything you could possibly want to know about warblers, except for things that no one knows yet. Hardback.

This is a great book for someone who wants to know everything about warblers. But if you want something easier to grasp, with more pictures and less text, take a look at Field Guide to Warblers by Donald & Lillian Stokes.