Clark, G. A. (1991). Perspectives on the past: Theoretical biases in Mediterranean hunter-gatherer research. University of Pennsylvania Press.
芝加哥风格引文Clark, Geoffrey A. Perspectives on the Past: Theoretical Biases in Mediterranean Hunter-gatherer Research. Philadelphia: University of Pennsylvania Press, 1991.
MLA引文Clark, Geoffrey A. Perspectives on the Past: Theoretical Biases in Mediterranean Hunter-gatherer Research. University of Pennsylvania Press, 1991.
警告：这些引文格式不一定是100％准确.