Não informado. (1933). Bibliography and Index of Geology Exclusive of North America. Geological Society of America.
Citace podle Chicago (17th ed.)Não informado. Bibliography and Index of Geology Exclusive of North America. Washington: Geological Society of America, 1933.
Citace podle MLA (8th ed.)Não informado. Bibliography and Index of Geology Exclusive of North America. Geological Society of America, 1933.
Upozornění: Tyto citace jsou generovány automaticky. Nemusí být zcela správně podle citačních pravidel..