APA (7th ed.) Citation

American Zinc Company of Tennessee, Coady, L. J., & Coy, H. A. (1930). Mining methods and costs, American Zinc Company of Tennessee, Mascot, Tenn. [publisher not identified].

Chicago Style (17th ed.) Citation

American Zinc Company of Tennessee, Leo J. Coady, and Harley A. Coy. Mining Methods and Costs, American Zinc Company of Tennessee, Mascot, Tenn. Washington, D.C.: [publisher not identified], 1930.

MLA (9th ed.) Citation

American Zinc Company of Tennessee, et al. Mining Methods and Costs, American Zinc Company of Tennessee, Mascot, Tenn. [publisher not identified], 1930.