Stipes, J. A., & Trainor, T. N. (1994). Introducing Lotus 1-2-3 release 4 for Windows. Mitchell McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)Stipes, Jeffrey A., agus Timothy N. Trainor. Introducing Lotus 1-2-3 Release 4 for Windows. New York: Mitchell McGraw-Hill, 1994.
Lua MLA (8ú heag.)Stipes, Jeffrey A., agus Timothy N. Trainor. Introducing Lotus 1-2-3 Release 4 for Windows. Mitchell McGraw-Hill, 1994.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.