APA (7th ed.) Citation

DEGEM. (1972). Vacuum tubes: Course G (2nd ed.). DEGEM.

Chicago Style (17th ed.) Citation

DEGEM. Vacuum Tubes: Course G. 2nd ed. DEGEM, 1972.

MLA (8th ed.) Citation

DEGEM. Vacuum Tubes: Course G. 2nd ed. DEGEM, 1972.

Warning: These citations may not always be 100% accurate.