Cita APA

Maaloe, S. (1985). Principles of igneous petrology. Verlag.

Citación estilo Chicago

Maaloe, Sven. Principles of Igneous Petrology. Berlin: Verlag, 1985.

Cita MLA

Maaloe, Sven. Principles of Igneous Petrology. Verlag, 1985.