APA (7th ed.) Citation

Ilsley, L. C., & Means, M. W. (1929). Electrical motored equipment: Approvals and extensions. [publisher not identified].

Chicago Style (17th ed.) Citation

Ilsley, L. C., and M. W. Means. Electrical Motored Equipment: Approvals and Extensions. Washington, D.C.: [publisher not identified], 1929.

MLA (9th ed.) Citation

Ilsley, L. C., and M. W. Means. Electrical Motored Equipment: Approvals and Extensions. [publisher not identified], 1929.