APA (7th ed.) Citation

Moctezuma Copper Co & Gardner, E. D. (1928). Accident prevention measures at Moctezuma Copper Company. [publisher not identified].

Chicago Style (17th ed.) Citation

Moctezuma Copper Co and E. D. Gardner. Accident Prevention Measures at Moctezuma Copper Company. Washington, D.C.: [publisher not identified], 1928.

MLA (9th ed.) Citation

Moctezuma Copper Co and E. D. Gardner. Accident Prevention Measures at Moctezuma Copper Company. [publisher not identified], 1928.