APA-referens

Bucher, K., & Frey, M. (1994). Petrogenesis of metamorphic rocks: Complete revison of winklers textbook (6th ed.). Springer.

Chicago-stil citat

Bucher, K., och M. Frey. Petrogenesis of Metamorphic Rocks: Complete Revison of Winklers Textbook. 6th ed. Berlin: Springer, 1994.

MLA-referens

Bucher, K., och M. Frey. Petrogenesis of Metamorphic Rocks: Complete Revison of Winklers Textbook. 6th ed. Springer, 1994.