APA-Zitierstil (7. Ausg.)

Ifrim, C., Stinnesbeck, W., & López-Oliva, J. G. (2004). Maastrichtian cephalopods from Cerralvo, north-eastern Mexico. Palaeontology, 47(5), .

Chicago-Zitierstil (17. Ausg.)

Ifrim, Christina, Wolfgang Stinnesbeck, und José Guadalupe López-Oliva. "Maastrichtian Cephalopods from Cerralvo, North-eastern Mexico." Palaeontology 47, no. 5 (2004).

MLA-Zitierstil (9. Ausg.)

Ifrim, Christina, et al. "Maastrichtian Cephalopods from Cerralvo, North-eastern Mexico." Palaeontology, vol. 47, no. 5, 2004.