Citazione APA

Philpotts, a. R., & Ague,Jay J. (2009). Principles of igneous and metamorphic petrology (2nd ed.). Cambridge University Press.

Stile di citazione Chicago

Philpotts, anthony R., e Ague,Jay J. Principles of Igneous and Metamorphic Petrology. 2nd ed. Camebridge: Cambridge University Press, 2009.

Citazione MLA

Philpotts, anthony R., e Ague,Jay J. Principles of Igneous and Metamorphic Petrology. 2nd ed. Cambridge University Press, 2009.