Não informado. (1934). Memoir of the Geological Society of America. Geological Society of America.
Style de citation Chicago (17e éd.)Não informado. Memoir of the Geological Society of America. Washington: Geological Society of America, 1934.
Style de citation MLA (8e éd.)Não informado. Memoir of the Geological Society of America. Geological Society of America, 1934.
Attention : ces citations peuvent ne pas être correctes à 100%.