APA

Henney K., . (1937). Electron tubes in industry. New York: McGraw-Hill book company, inc.

Chicago

Henney Keith, . 1937. Electron tubes in industry. New York: McGraw-Hill book company, inc.

Harvard

Henney K., . (1937). Electron tubes in industry. New York: McGraw-Hill book company, inc.

MLA

Henney Keith, . Electron tubes in industry. New York: McGraw-Hill book company, inc. 1937.