Simpson, A. (1986). The best book of-- Lotus 1-2-3 (2nd edition.). H.W. Sams.
Lua i Stíl Chicago (17ú heag.)Simpson, Alan. The Best Book of-- Lotus 1-2-3. 2nd edition. Indianapolis, IN, USA: H.W. Sams, 1986.
Lua MLA (9ú heag.)Simpson, Alan. The Best Book of-- Lotus 1-2-3. 2nd edition. H.W. Sams, 1986.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.