TY  - BOOK
AU  - Leftwich,Richard H.
TI  - An introduction to economic thinking / 
SN  - 0030694957
U1  - 330.1 
PY  - 1969///
CY  - New York : 
PB  - Holt, Rinehart and Winston, 
KW  - Economics
N1  -  Includes bibliographical references and index
ER  -