APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

Gottschalk, Louis, Loren C. MacKinney, and Earl H. Pritchard. The Foundations of the Modern World. London: Allen & Unwin, 1969.

MLA (9th ed.) Citation

Gottschalk, Louis, et al. The Foundations of the Modern World. Allen & Unwin, 1969.