WILLIAMS ROBERT E. (1986). THE MANUAL: LOTUS 1-2-3 INCLUDES RELEASE 2. BPB PUBLICATIONS.
Chicago-čujuhus (17. p.)WILLIAMS ROBERT E. THE MANUAL: LOTUS 1-2-3 INCLUDES RELEASE 2. DELHI: BPB PUBLICATIONS, 1986.
MLA-čujuhus (9. p.)WILLIAMS ROBERT E. THE MANUAL: LOTUS 1-2-3 INCLUDES RELEASE 2. BPB PUBLICATIONS, 1986.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.