APA (7th ed.) Citation

Ilsley, L. C. (1929). Electrical safety inspection: Suggestions for mine-safety engineers. [publisher not identified].

Chicago Style (17th ed.) Citation

Ilsley, L. C. Electrical Safety Inspection: Suggestions for Mine-safety Engineers. Washington, D.C.: [publisher not identified], 1929.

MLA (9th ed.) Citation

Ilsley, L. C. Electrical Safety Inspection: Suggestions for Mine-safety Engineers. [publisher not identified], 1929.