APA Style

Johannsen, A. (1970). A Descriptive Petrography of The Igneous Rocks Vol. III The Inrmediate Rocks . London: The University of Chicago Press.

MLA Style

Johannsen, Albert. "A Descriptive Petrography of The Igneous Rocks Vol. III The Inrmediate Rocks". London: The University of Chicago Press, 1970. Buku.