Romulo, C. P. (1943). Mother America: A living story of democracy. Doubleday, Doran & Company, Inc.
Chicagoスタイル(17版)引用形式Romulo, Carlos Pena. Mother America: A Living Story of Democracy. Garden City, New York: Doubleday, Doran & Company, Inc, 1943.
MLA(9版)引用形式Romulo, Carlos Pena. Mother America: A Living Story of Democracy. Doubleday, Doran & Company, Inc, 1943.
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