Tyrrell, A. (1972). Basics of reprography. Focal Press.
Lua i Stíl Chicago (17ú heag.)Tyrrell, Arthur. Basics of Reprography. London ; New York: Focal Press, 1972.
Lua MLA (8ú heag.)Tyrrell, Arthur. Basics of Reprography. Focal Press, 1972.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.