Não informado. (1954). West Coast South America series. American University Field Staff.
Chicagoスタイル(17版)引用形式Não informado. West Coast South America Series. New York: American University Field Staff, 1954.
MLA(8版)引用形式Não informado. West Coast South America Series. American University Field Staff, 1954.
警告: この引用は必ずしも正確ではありません.