APA (7th ed.) Citation

Pan, H., & Erwin, D. H. (2002). Gastropods from the Permian of Guangxi and Yunnan provinces South China. Paleontological Soc.

Chicago Style (17th ed.) Citation

Pan, Huazhang, and Douglas H. Erwin. Gastropods from the Permian of Guangxi and Yunnan Provinces South China. Tulsa, Okla: Paleontological Soc, 2002.

MLA (9th ed.) Citation

Pan, Huazhang, and Douglas H. Erwin. Gastropods from the Permian of Guangxi and Yunnan Provinces South China. Paleontological Soc, 2002.