Perlick, Walter W.
Programmed learning aid for introduction to business / Walter W. Perlick ; edited by Roger H. Hermanson. - 3rd ed. - Georgetown : Learning system company, c 1981. - xi,130 p. : ill. ; 26 cm.
Includes Index.
400 400
0-256-02352-2
Business-- Programmed instruction.
650 / P42p
Programmed learning aid for introduction to business / Walter W. Perlick ; edited by Roger H. Hermanson. - 3rd ed. - Georgetown : Learning system company, c 1981. - xi,130 p. : ill. ; 26 cm.
Includes Index.
400 400
0-256-02352-2
Business-- Programmed instruction.
650 / P42p