Doyle, P., & Lowry, F. M. D. (1996). Understanding fossils: An introduction to invertebrate palaeontology. Wiley.
Chicago Style aipamenaDoyle, Peter, and Florence M. D. Lowry. Understanding Fossils: An Introduction to Invertebrate Palaeontology. Chichester, England: Wiley, 1996.
MLA aipamenaDoyle, Peter, and Florence M. D. Lowry. Understanding Fossils: An Introduction to Invertebrate Palaeontology. Wiley, 1996.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.