APA (7th ed.) Citation

Ekholm, G. F., & Willey, G. R. (1966). Archaeological frontiers and external connections. University of Texas Press.

Chicago Style (17th ed.) Citation

Ekholm, Gordon F., and Gordon R. Willey. Archaeological Frontiers and External Connections. Austin: University of Texas Press, 1966.

MLA (8th ed.) Citation

Ekholm, Gordon F., and Gordon R. Willey. Archaeological Frontiers and External Connections. University of Texas Press, 1966.