Não informado. (1971). Bibliography and Index of Micropaleontology. American Museum of Natural History.
Style de citation Chicago (17e éd.)Não informado. Bibliography and Index of Micropaleontology. New York: American Museum of Natural History, 1971.
Style de citation MLA (8e éd.)Não informado. Bibliography and Index of Micropaleontology. American Museum of Natural History, 1971.
Attention : ces citations peuvent ne pas être correctes à 100%.