APA استشهاد

Appleton, E. V., & Aldous, W. H. (1952). Thermionic vacuum tubes and their applications ([Completely rev. and rewritten 6th ed.].). Methuen.

استشهاد بنمط شيكاغو

Appleton, Edward Victor, و William Herbert Aldous. Thermionic Vacuum Tubes and Their Applications. [Completely rev. and rewritten 6th ed.]. London: Methuen, 1952.

MLA استشهاد

Appleton, Edward Victor, و William Herbert Aldous. Thermionic Vacuum Tubes and Their Applications. [Completely rev. and rewritten 6th ed.]. Methuen, 1952.