Lotus Books (Firm). (1989). The Lotus guide to learning 1-2-3: Release 2.2. Addison-Wesley.
Chicago Style aipamenaLotus Books (Firm). The Lotus Guide to Learning 1-2-3: Release 2.2. Reading, Mass: Addison-Wesley, 1989.
MLA aipamenaLotus Books (Firm). The Lotus Guide to Learning 1-2-3: Release 2.2. Addison-Wesley, 1989.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.