Greenleaf, W. (1961). Monopoly on wheels; Henry Ford and the Selden automobile patent. With a foreword by Allan Nevins. Detroit: Wayne State University Press.
Chicago-tyylinen lähdeviittausGreenleaf, William. Monopoly On Wheels; Henry Ford and the Selden Automobile Patent. With a Foreword By Allan Nevins. Detroit: Wayne State University Press, 1961.
MLA-viiteGreenleaf, William. Monopoly On Wheels; Henry Ford and the Selden Automobile Patent. With a Foreword By Allan Nevins. Detroit: Wayne State University Press, 1961.
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