TY  - BOOK
AU  - Sayre, E. John 
AU  - Alan J. Morris 
TI  - Principles of microeconomics
SN  - 0070946418
AV  - HB172. S354 2006 
PY  - 2006///
CY  - Toronto
PB  - McGraw-Hill Ryerson
KW  - Microeconomics
N1  - Includes bibliographical references and index
ER  -