Não informado. (1944). Chicago Natural History Museum bulletin. Chicago Natural History Museum.
Chicagoスタイル(17版)引用形式Não informado. Chicago Natural History Museum Bulletin. Chicago, Ill: Chicago Natural History Museum, 1944.
MLA(8版)引用形式Não informado. Chicago Natural History Museum Bulletin. Chicago Natural History Museum, 1944.
警告: この引用は必ずしも正確ではありません.