Sutton, M., Briggs, D., Siveter, D., & Siveter, D. (2006). Fossilized soft tissues in a Silurian platyceratid gastropod.
Chicago Style aipamenaSutton, MD, D. Briggs, D. Siveter, and D. Siveter. Fossilized Soft Tissues in a Silurian Platyceratid Gastropod. 2006.
MLA aipamenaSutton, MD, et al. Fossilized Soft Tissues in a Silurian Platyceratid Gastropod. 2006.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.