APA (7th ed.) Citation

Ostrom, J. H. (1969). A new Theropod Dinosaur from the lower cretaceous of Montana. Peabody Museum of Natural History.

Chicago Style (17th ed.) Citation

Ostrom, John H. A New Theropod Dinosaur from the Lower Cretaceous of Montana. New Haven, Conn: Peabody Museum of Natural History, 1969.

MLA (9th ed.) Citation

Ostrom, John H. A New Theropod Dinosaur from the Lower Cretaceous of Montana. Peabody Museum of Natural History, 1969.