Simpson, G. G. (1935). Early and middle Tertiary geology of the Gaiman region, Chubut, Argentina. American Museum of Natural History.
Chicago-Zitierstil (17. Ausg.)Simpson, George Gaylord. Early and Middle Tertiary Geology of the Gaiman Region, Chubut, Argentina. New York City: American Museum of Natural History, 1935.
MLA-Zitierstil (9. Ausg.)Simpson, George Gaylord. Early and Middle Tertiary Geology of the Gaiman Region, Chubut, Argentina. American Museum of Natural History, 1935.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.