Xu, G., & Grant, R. E. (1994). Brachiopods near the permian-triassic boundary in South China. Washington: Smithsonian Institution Press.
Chicago Style CitationXu, Guirong, and Richard E. Grant. Brachiopods Near the Permian-triassic Boundary in South China. Washington: Smithsonian Institution Press, 1994.
MLA CitationXu, Guirong, and Richard E. Grant. Brachiopods Near the Permian-triassic Boundary in South China. Washington: Smithsonian Institution Press, 1994.
Warning: These citations may not always be 100% accurate.