Παραπομπή APA

U.S. Geological Survey, U. (1962). American Mineralogist, vol.47, (1-12).

Παραπομπή Chicago Style

U.S. Geological Survey, U.S.A. American Mineralogist, Vol.47, (1-12). U.S. Geological Survey, U.S.A, 1962.

Παραπομπή MLA

U.S. Geological Survey, U.S.A. American Mineralogist, Vol.47, (1-12). 1962.