APA (7th ed.) Citation

Terfelt, F., Bagnoli, G., & Stouge, S. (2011). Re-evaluation of the conodont Iapetognathus and implications for the base of the Ordovician System GSSP. Lethaia, 45(2), 227.

Chicago Style (17th ed.) Citation

Terfelt, Fredrik, Gabriella Bagnoli, and Svend Stouge. "Re-evaluation of the Conodont Iapetognathus and Implications for the Base of the Ordovician System GSSP." Lethaia 45, no. 2 (2011): 227.

MLA (9th ed.) Citation

Terfelt, Fredrik, et al. "Re-evaluation of the Conodont Iapetognathus and Implications for the Base of the Ordovician System GSSP." Lethaia, vol. 45, no. 2, 2011, p. 227.