APA (7th ed.) Citation

Leaver, E. S., & Woolf, J. A. (1928). Milling Baboquivari ores. [publisher not identified].

Chicago Style (17th ed.) Citation

Leaver, E. S., and Jesse A. Woolf. Milling Baboquivari Ores. Washington, D.C.: [publisher not identified], 1928.

MLA (9th ed.) Citation

Leaver, E. S., and Jesse A. Woolf. Milling Baboquivari Ores. [publisher not identified], 1928.