APA Edition Citation

Pirsson,Louis and Knope,Adolph. (1926). Rocks and rock minerals,2nd ed. John Wiley.

Chicago Edition Citation

Pirsson,Louis and Knope,Adolph. Rocks and Rock Minerals,2nd Ed. New York: John Wiley, 1926.

MLA Edition Citation

Pirsson,Louis and Knope,Adolph. Rocks and Rock Minerals,2nd Ed. John Wiley, 1926.

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