APA (7th ed.) Citation

Duffy, J. W. (1964). Power, prime mover of technology. McKnight & McKnight.

Chicago Style (17th ed.) Citation

Duffy, Joseph W. Power, Prime Mover of Technology. Bloomington, Ill.: McKnight & McKnight, 1964.

MLA (9th ed.) Citation

Duffy, Joseph W. Power, Prime Mover of Technology. McKnight & McKnight, 1964.