Cita APA (7a ed.)

Gottschalk, L. R., MacKinney, L. C., & Pritchard, E. H. (1969). The foundations of the modern world. George Allen und Unwin.

Cita Chicago Style (17a ed.)

Gottschalk, Louis Reichenthal, Loren Carey MacKinney, y Earl Hampton Pritchard. The Foundations of the Modern World. London: George Allen und Unwin, 1969.

Cita MLA (9a ed.)

Gottschalk, Louis Reichenthal, et al. The Foundations of the Modern World. George Allen und Unwin, 1969.