Yazar
Sylvia Massey Czerkas
4 cilt bulundu.
Cilt sonuçları
Feathered dinosaurs and the origin of flight
Sylvia Massey Czerkas · The Dinosaur Museum
136 sayfa · 2002
Dinosaurs / Flight / Birds / Evolution / Fossil Birds
Dinosaurs past and present
Sylvia Massey Czerkas, Everett Claire Olson · University of Washington Press
260 sayfa · 1987
Dinosaurs / Exhibitions / Dinosaurs, juvenile literature
Dinosaurs
Sylvia Massey Czerkas, Sylvia J. Czerkas, Stephen A. Crerkas · Mallard Press
247 sayfa · 1991
Dinosaurs / Dinosaurs & Prehistoric Creatures / Sale Adult - Nature / Guide Books / Bargain Books