Cita APA

Rasmussen, D. T., Olson, S. L., & Simons, E. L. (1987). Fossil birds from the oligocene jebel qatrani formation, Fayum province, Egypt. Washington: Smithsonian Institution Press.

Citación estilo Chicago

Rasmussen, D. Tab, Storrs L. Olson, y Elwyn L. Simons. Fossil Birds From the Oligocene Jebel Qatrani Formation, Fayum Province, Egypt. Washington: Smithsonian Institution Press, 1987.

Cita MLA

Rasmussen, D. Tab, Storrs L. Olson, y Elwyn L. Simons. Fossil Birds From the Oligocene Jebel Qatrani Formation, Fayum Province, Egypt. Washington: Smithsonian Institution Press, 1987.