APA (7e ed.) Bronvermelding

Branson, E. B., & Mehl, M. G. (1929). Triassic amphibians from the Rocky mountain region. The University of Missouri.

Chicago (17e ed.) Bronvermelding

Branson, E. B., en Maurice G. Mehl. Triassic Amphibians from the Rocky Mountain Region. Columbia: The University of Missouri, 1929.

MLA (9e ed.) Bronvermelding

Branson, E. B., en Maurice G. Mehl. Triassic Amphibians from the Rocky Mountain Region. The University of Missouri, 1929.