Gabbott, S., Hou, X., Norry, M., & Siveter, D. (2004). Preservation of Early Cambrian animals of the Chengjiang biota.
Chicago Style aipamenaGabbott, SE, X. Hou, M. Norry, and D. Siveter. Preservation of Early Cambrian Animals of the Chengjiang Biota. 2004.
MLA aipamenaGabbott, SE, et al. Preservation of Early Cambrian Animals of the Chengjiang Biota. 2004.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.