Não informado. (1971). Bibliography and Index of Micropaleontology. American Museum of Natural History.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Bibliography and Index of Micropaleontology. New York: American Museum of Natural History, 1971.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Bibliography and Index of Micropaleontology. American Museum of Natural History, 1971.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.