WILLIAMS ROBERT E. (1986). THE MANUAL: LOTUS 1-2-3 INCLUDES RELEASE 2. BPB PUBLICATIONS.
Lua i Stíl Chicago (17ú heag.)WILLIAMS ROBERT E. THE MANUAL: LOTUS 1-2-3 INCLUDES RELEASE 2. DELHI: BPB PUBLICATIONS, 1986.
Lua MLA (9ú heag.)WILLIAMS ROBERT E. THE MANUAL: LOTUS 1-2-3 INCLUDES RELEASE 2. BPB PUBLICATIONS, 1986.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.