Cohen David & Wels, S. (1992). America: Then & now: great old photographs of america's life and times-and how those same scenes look today. Cohen Publishers.
Chicagoスタイル(17版)引用形式Cohen David , Susan Wels. America: Then & Now: Great Old Photographs of America's Life and Times-and How Those Same Scenes Look Today. San Francisco: Cohen Publishers, 1992.
MLA(9版)引用形式Cohen David , Susan Wels. America: Then & Now: Great Old Photographs of America's Life and Times-and How Those Same Scenes Look Today. Cohen Publishers, 1992.
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