APA (7th ed.) Citation

Hughes, R. E. (1986). Diachronic variability in obsidian procurement patterns in northeastern California and south central Oregon. University of California Press.

Chicago Style (17th ed.) Citation

Hughes, Richard E. Diachronic Variability in Obsidian Procurement Patterns in Northeastern California and South Central Oregon. Berkeley, CA: University of California Press, 1986.

MLA (9th ed.) Citation

Hughes, Richard E. Diachronic Variability in Obsidian Procurement Patterns in Northeastern California and South Central Oregon. University of California Press, 1986.