APA (7th ed.) Citation

Clemens, A. J. (1969). The American military armored car. [publisher not identified].

Chicago Style (17th ed.) Citation

Clemens, Al J. The American Military Armored Car. [Canoga Park? Calif.]: [publisher not identified], 1969.

MLA (9th ed.) Citation

Clemens, Al J. The American Military Armored Car. [publisher not identified], 1969.