Não informado. (1958). Expedition. University of Pennsylvania Museum.
Chicagoスタイル(17版)引用形式Não informado. Expedition. Philadelphia, Pa: University of Pennsylvania Museum, 1958.
MLA(8版)引用形式Não informado. Expedition. University of Pennsylvania Museum, 1958.
警告: この引用は必ずしも正確ではありません.