Fielding, J. (2017). Valve amplifiers explained. Radio Society Of Great Britain.
Chicago Style (17th ed.) CitationFielding, John. Valve Amplifiers Explained. Radio Society Of Great Britain, 2017.
MLA (9th ed.) CitationFielding, John. Valve Amplifiers Explained. Radio Society Of Great Britain, 2017.
Warning: These citations may not always be 100% accurate.