439897 Capel, V. (1988). Newnes audio and hi-fi engineer's pocket book. London : Heinemann.
Lua i Stíl Chicago (17ú heag.)439897 Capel, Vivian. Newnes Audio and Hi-fi Engineer's Pocket Book. London : Heinemann, 1988.
Lua MLA (9ú heag.)439897 Capel, Vivian. Newnes Audio and Hi-fi Engineer's Pocket Book. London : Heinemann, 1988.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.