APA (7th ed.) Citation

Muffler, L. J. P. (1989). South Cascades arc volcanism, California and southern Oregon: Red Bluff to Redding, California. American Geophysical Union.

Chicago Style (17th ed.) Citation

Muffler, L. J. Patrick. South Cascades Arc Volcanism, California and Southern Oregon: Red Bluff to Redding, California. Washington, D.C.: American Geophysical Union, 1989.

MLA (9th ed.) Citation

Muffler, L. J. Patrick. South Cascades Arc Volcanism, California and Southern Oregon: Red Bluff to Redding, California. American Geophysical Union, 1989.