APA (7th ed.) Citation

Johannsen, A. A descriptive petrography of the igneous rocks. Univ. of Chicago Pr.

Chicago Style (17th ed.) Citation

Johannsen, Albert. A Descriptive Petrography of the Igneous Rocks. Chicago, Ill: Univ. of Chicago Pr.

MLA (9th ed.) Citation

Johannsen, Albert. A Descriptive Petrography of the Igneous Rocks. Univ. of Chicago Pr.

Warning: These citations may not always be 100% accurate.