APA-Zitierstil (7. Ausg.)

Keller, G., & Kerr, A. C. (2014). Volcanism, impacts, and mass extinctions: Causes and effects. Geological Society of America.

Chicago-Zitierstil (17. Ausg.)

Keller, Gerta, und Andrew C. Kerr. Volcanism, Impacts, and Mass Extinctions: Causes and Effects. Boulder, Colorado: Geological Society of America, 2014.

MLA-Zitierstil (9. Ausg.)

Keller, Gerta, und Andrew C. Kerr. Volcanism, Impacts, and Mass Extinctions: Causes and Effects. Geological Society of America, 2014.