TY  - BOOK
AU  - Spiegel,Henry William
TI  - The Development of economic thought : : Great economists in perspective / 
U1  - 330.1 SPI 
PY  - 1952///.
CY  - New York : 
PB  - John Wiley and Sons, 
KW  - Economic theory
N1  - Includes index
ER  -