APA-Zitierstil (7. Ausg.)

(1991). Petrochemistry of igneous rocks, Silver City 1 ̊x 2 ̊quadrangle, New Mexico and Arizona. U.S. Geological Survey.

Chicago-Zitierstil (17. Ausg.)

Petrochemistry of Igneous Rocks, Silver City 1 ̊x 2 ̊quadrangle, New Mexico and Arizona. Reston, V.A: U.S. Geological Survey, 1991.

MLA-Zitierstil (9. Ausg.)

Petrochemistry of Igneous Rocks, Silver City 1 ̊x 2 ̊quadrangle, New Mexico and Arizona. U.S. Geological Survey, 1991.