Cita APA (7th ed.)
Doyle, P., & Lowry, F. M. D. (1996). Understanding fossils: An introduction to invertebrate palaeontology. John Wiley & Sons.
Cita Chicago (17th ed.)
Doyle, Peter, i Florence M. D. Lowry. Understanding Fossils: An Introduction to Invertebrate Palaeontology. Chichester, England: John Wiley & Sons, 1996.
Cita MLA (9th ed.)
Doyle, Peter, i Florence M. D. Lowry. Understanding Fossils: An Introduction to Invertebrate Palaeontology. John Wiley & Sons, 1996.
Atenció: Aquestes cites poden no estar 100% correctes.