APA (7th ed.) Citation

Wright, G. A. (1969). Obsidian analyses and prehistoric Near Eastern trade, 7500 to 3500 B.C. University of Michigan.

Chicago Style (17th ed.) Citation

Wright, Gary A. Obsidian Analyses and Prehistoric Near Eastern Trade, 7500 to 3500 B.C. Ann Arbor: University of Michigan, 1969.

MLA (9th ed.) Citation

Wright, Gary A. Obsidian Analyses and Prehistoric Near Eastern Trade, 7500 to 3500 B.C. University of Michigan, 1969.