Carey, R. J. P. (1966). Finding and using technical information. Edward Arnold.
Lua i Stíl Chicago (17ú heag.)Carey, Robert John Pearce. Finding and Using Technical Information. London: Edward Arnold, 1966.
Lua MLA (9ú heag.)Carey, Robert John Pearce. Finding and Using Technical Information. Edward Arnold, 1966.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.