LYONS, E. (1948). Herbert Hoover: A biography. Doubleday & Company.
Chicagoスタイル(17版)引用形式LYONS, Eugene. Herbert Hoover: A Biography. Doubleday & Company, 1948.
MLA(8版)引用形式LYONS, Eugene. Herbert Hoover: A Biography. Doubleday & Company, 1948.
警告: この引用は必ずしも正確ではありません.