Yetman, D., & Shaul, D. L. (2010). The Opatas: In search of a Sonoran people. University of Arizona Press.
Chicago Style (17th ed.) ZitazioaYetman, David, eta David Leedom Shaul. The Opatas: In Search of a Sonoran People. Tucson: University of Arizona Press, 2010.
MLA (9th ed.) ZitazioaYetman, David, eta David Leedom Shaul. The Opatas: In Search of a Sonoran People. University of Arizona Press, 2010.
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