Cita APA (7a ed.)

Reynolds, J. J., Taylor, G. A., Coleman, J. H., & Lefferts, W. (1938). Old world origins of American civilization. Noble & Noble, Inc.

Cita Chicago Style (17a ed.)

Reynolds, James Joseph, Grace Adelaide Taylor, John Harvard Coleman, y Walter Lefferts. Old World Origins of American Civilization. New York: Noble & Noble, Inc, 1938.

Cita MLA (8a ed.)

Reynolds, James Joseph, et al. Old World Origins of American Civilization. Noble & Noble, Inc, 1938.