The Myology of the Pectoral Appendage of Three Genera of American Cuckoos
Berger, Andrew J.
On the Biology of Five Species of Swifts (Apodidae, Cypseloidinae) in Costa Rica
Marin, Manuel A.; Stiles, F. Gary
Oilbirds of Venezuela: Ecology and Conservation
Roca, Roberto L.
The Cuckoos. Oxford Bird Families of the World
Payne, Robert B.
Nightjars and Their Allies: The Caprimulgiformes
Holyoak, D. T.
Shrikes: A Guide to the Shrikes of the World
Lefranc, Norbert; Worfolk, Tim
Illustrations by Dyer, Dale
Nightjars : A Guide to the Nightjars, Nighthawks and Their Relatives
Illustrations by HATHAWAY, Ren; WILCZUR, Jan; BYERS; Clive
Shrikes and Bush-Shrikes: Including Wood-Shrikes, Helmet-Shrikes, Flycatcher-Shrikes, Philentomas, B
Illustrations by Franklin, Kim
Trogons, Laughing Falcons, and Other Neotropical Birds
Skutch, Alexander F.
Illustrations by Gillmor, Robert
The Doves, Parrots, Louries, and Cuckoos of Southern Africa