Cita APA (7a ed.)

Beard, W. (1941). Regulation of pipe lines as common carriers. Columbia University Press.

Cita Chicago Style (17a ed.)

Beard, W. Regulation of Pipe Lines as Common Carriers. New York: Columbia University Press, 1941.

Cita MLA (9a ed.)

Beard, W. Regulation of Pipe Lines as Common Carriers. Columbia University Press, 1941.