APA (7th ed.) Citation

Ward, P. D. (2006). Out of thin air: Dinosaurs, birds, and Earth's ancient atmosphere. Henry.

Chicago Style (17th ed.) Citation

Ward, Peter Douglas. Out of Thin Air: Dinosaurs, Birds, and Earth's Ancient Atmosphere. Washington, D.C: Henry, 2006.

MLA (9th ed.) Citation

Ward, Peter Douglas. Out of Thin Air: Dinosaurs, Birds, and Earth's Ancient Atmosphere. Henry, 2006.