APA (7th ed.) Citation

Bury, J. B., & Beard, C. A. (1928). The idea of progress: An inquiry into its origin and growth. Macmillan.

Chicago Style (17th ed.) Citation

Bury, J. B., and Charles A. Beard. The Idea of Progress: An Inquiry into Its Origin and Growth. London: Macmillan, 1928.

MLA (9th ed.) Citation

Bury, J. B., and Charles A. Beard. The Idea of Progress: An Inquiry into Its Origin and Growth. Macmillan, 1928.