Cita APA (7th ed.)
Seely, S. (1958). Electron-tube circuits (2d ed.). McGraw-Hill.
Cita Chicago (17th ed.)
Seely, Samuel. Electron-tube Circuits. 2d ed. New York: McGraw-Hill, 1958.
Cita MLA (9th ed.)
Seely, Samuel. Electron-tube Circuits. 2d ed. McGraw-Hill, 1958.
Atenció: Aquestes cites poden no estar 100% correctes.