APA (7th ed.) Citation

Tyler, P. M. (1932). Public services for identification of mineral specimens. [publisher not identified].

Chicago Style (17th ed.) Citation

Tyler, Paul M. Public Services for Identification of Mineral Specimens. Washington, D.C.: [publisher not identified], 1932.

MLA (9th ed.) Citation

Tyler, Paul M. Public Services for Identification of Mineral Specimens. [publisher not identified], 1932.