TY  - BOOK
AU  - Perlick Walter W
TI  - Introduction to business Ed 3 Ed by Roger H Hermanson
T2  - Programmed learning Aid Series
U1  - X, L0;M1 
PY  - 1981///
CY  - Home
PB  - Womewood Learinign Systems Company       
KW  - Economic Theory
ER  -