Gibson, D. I., Jones, A., & Bray, R. A. (2002). Keys to the Trematoda. CABI Pub. and the Natural History Museum.
Chicago Style aipamenaGibson, David Ian, Arlene Jones, and Rodney Alan Bray. Keys to the Trematoda. Wallingford, UK ; New York, NY, USA: CABI Pub. and the Natural History Museum, 2002.
MLA aipamenaGibson, David Ian, et al. Keys to the Trematoda. CABI Pub. and the Natural History Museum, 2002.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.