APA (7th ed.) Citation

Hetzel, F. V. (1926). Belt conveyors and belt elevators (2nd ed., rev.). John Wiley & Sons [etc.].

Chicago Style (17th ed.) Citation

Hetzel, Frederic V. Belt Conveyors and Belt Elevators. 2nd ed., rev. New York [etc.]: John Wiley & Sons [etc.], 1926.

MLA (9th ed.) Citation

Hetzel, Frederic V. Belt Conveyors and Belt Elevators. 2nd ed., rev. John Wiley & Sons [etc.], 1926.