TY  - BOOK
AU  - Sayre E.John
AU  - Alan J.Morris
TI  - Principles of microeconimics
SN  - 0070875464
AV  - HB172 .S354 2001
PY  - 2001///
CY  - Toronto
PB  - McGraw-Hill
KW  - economics
N1  - includes index
ER  -