TY  - BOOK
AU  - Primack, Martin L.,
AU  - Willis, James,
TI  - A programmed text in microeconomics
SN  - 0876266863
U1  - 330.7 
PY  - 1977///
CY  - Cambridge, Mass.
PB  - Winthrop Publishers
KW  - Microeconomics
KW  - Programmed instruction
ER  -