Williamson, R. A. (1992). Earth & sky: Visions of the cosmos in Native American folklore (1. ed.). University of New Mexico Press.
芝加哥风格引文Williamson, Ray A. Earth & Sky: Visions of the Cosmos in Native American Folklore. 1. ed. Albuquerque: University of New Mexico Press, 1992.
MLA引文Williamson, Ray A. Earth & Sky: Visions of the Cosmos in Native American Folklore. 1. ed. University of New Mexico Press, 1992.
警告：这些引文格式不一定是100％准确.