Flexner, J. T. (1978). Steamboats come true: American inventors in action : newly illustrated and with a new foreword. Little, Brown.
Chicagoスタイル(17版)引用形式Flexner, James Thomas. Steamboats Come True: American Inventors in Action : Newly Illustrated and with a New Foreword. Boston: Little, Brown, 1978.
MLA(8版)引用形式Flexner, James Thomas. Steamboats Come True: American Inventors in Action : Newly Illustrated and with a New Foreword. Little, Brown, 1978.
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