TY  - BOOK
AU  - Duncan,Delbert J.
AU  - Hollander,Stanley C.
TI  - Programmed learning aid for retailing: modern concept and practices 
SN  - 0256022453
AV  - HF5429 .D829 1979
U1  - 658.87 
PY  - 1979///
CY  - Illinois
PB  - Richard D. Irwin
KW  - Retailingmodern concept
ER  -