TY  - BOOK
AU  - Robinson Marshall A.
AU  -  Calderwood James D.
AU  -  Morton Herbert C.
TI  - Introduction to Economics Reasoning
U1  - "00025987, J6" 
PY  - 1956///
CY  - Washington
PB  - DC Brookings Institution     
N1  - Bibliography chapterwise
ER  -