APA (7th ed.) Citation

Humphrey, R. L., & Stanford, D. J. (1979). Pre-Llano cultures of the Americas: Paradoxes and possibilities. Anthropological Society of Washington.

Chicago Style (17th ed.) Citation

Humphrey, Robert L., and Dennis J. Stanford. Pre-Llano Cultures of the Americas: Paradoxes and Possibilities. Washington, DC: Anthropological Society of Washington, 1979.

MLA (9th ed.) Citation

Humphrey, Robert L., and Dennis J. Stanford. Pre-Llano Cultures of the Americas: Paradoxes and Possibilities. Anthropological Society of Washington, 1979.