APA (7th ed.) Citation

Ackerman, R. H. (1927). Chilean market for coin controlled and coin handling machines. [publisher not identified].

Chicago Style (17th ed.) Citation

Ackerman, Ralph H. Chilean Market for Coin Controlled and Coin Handling Machines. Washington, D.C.: [publisher not identified], 1927.

MLA (9th ed.) Citation

Ackerman, Ralph H. Chilean Market for Coin Controlled and Coin Handling Machines. [publisher not identified], 1927.