APA (7th ed.) Citation

Smith, W. H. B. (1946). Walther pistols. Military Service Pub. Co..

Chicago Style (17th ed.) Citation

Smith, W. H. B. Walther Pistols. Harrisburg, Pa., Washington, D.C.: Military Service Pub. Co., 1946.

MLA (9th ed.) Citation

Smith, W. H. B. Walther Pistols. Military Service Pub. Co., 1946.