APA (7th ed.) Citation

Zhen, Y. Y., & Percival, I. G. (2003). Ordovician conodont biogeography - Econsidered. Lethaia, 36(4), 357.

Chicago Style (17th ed.) Citation

Zhen, Yong Yi, and Ian G. Percival. "Ordovician Conodont Biogeography - Econsidered." Lethaia 36, no. 4 (2003): 357.

MLA (9th ed.) Citation

Zhen, Yong Yi, and Ian G. Percival. "Ordovician Conodont Biogeography - Econsidered." Lethaia, vol. 36, no. 4, 2003, p. 357.