Tonne, A. (1953). Forty Hour talks. Didde Printing Co..
Chicago Style (17th ed.) CitationTonne, Arthur. Forty Hour Talks. Emporia, Kan.: Didde Printing Co., 1953.
MLA引文Tonne, Arthur. Forty Hour Talks. Didde Printing Co., 1953.
警告:這些引文格式不一定是100%准確.