TY  - BOOK
AU  - Lumsden,Keith G.
AU  - Attiyeh,Richard
AU  - Bach,George Leland
TI  - Microeconomics: a programmed book 
SN  - 0135813972 (pbk.)
AV  - HB172. L95 1982
U1  - 338.5/07/7 19
PY  - 1982///
CY  - Englewood Cliffs, N.J.
PB  - Prentice-Hall
KW  - Microeconomics
ER  -