1 BRIGGS, G. A. A to Z in Audio / G. A. Briggs. - New York : Gernsback Library Inc., 1961. - 621.3 BRIGGS atz
2 BRIGGS, G. A. Amplifiers : The why and how of good amplification / G. A. Briggs and H. H. Garner. -First edition march 1952. - Bradford : Wharfedale wireless works, 1952. - 621.38 BRIGGS amp
6 TURN on tune in drop out Turn On Tune In Drop Out / Razni izvođači. - [s.l.] : Castle Communications, 1997. - 78 TURNON