Douglas Cobb's 1-2-3 handbook /
Cobb, Douglas Ford.
Douglas Cobb's 1-2-3 handbook / Douglas Cobb with Steven S. Cobb, Gena B. Cobb. - Louisville, Ky. : Cobb Group, 1986. - 700 p. : ill.
0936767049 (pbk.)
Lotus 1-2-3 (Computer program)
Business--Data processing.
005.36/9�19
Douglas Cobb's 1-2-3 handbook / Douglas Cobb with Steven S. Cobb, Gena B. Cobb. - Louisville, Ky. : Cobb Group, 1986. - 700 p. : ill.
0936767049 (pbk.)
Lotus 1-2-3 (Computer program)
Business--Data processing.
005.36/9�19