Parrots of the World
Forshaw, Joseph M.
Eagles, Hawks and Falcons of the World. Two volumes.
BROWN, Leslie and Dean AMADON.
Handbook of the Birds of the World, Volumes 1 through 16
DEL HOYO, Josep, Andrew ELLIOTT, and Jordi SARGATAL, Editors; Butchart, Stuart; Collar, Nigel; Stattersfield, Alison; Bennun, Leon
Birds of Prey of the World
Weick, Friedhelm; Brown, Leslie
Shrikes and Bush-Shrikes: Including Wood-Shrikes, Helmet-Shrikes, Flycatcher-Shrikes, Philentomas, B
The Birds of Paradise: Paradisaeidae (Bird Families of the World)
Frith, Clifford B.; Beehler, Bruce M.
Illustrations by Cooper, William T.
Pipits and Wagtails
Alstrom, Per; Mild, Krister
Illustrations by Woodcock, Martin
Curassows and Related Birds
DELACOUR, Jean and Dean AMADON.
Illustrations by Albert Earl Gilbert, George Miksch Sutton, and David Reid-Henry
The Howard and Moore Complete Checklist of the Birds of the World, Third edition
Dickinson, Edward C., Editor
Birds of the World: Game Birds
The Grouse of the World
Johnsgard, Paul A.
FORSHAW, Joseph M. and William T. COOPER