TY  - BOOK
AU  - Ferber,Robert
AU  - Verdoorn,P.J.
TI  - Research methods in economics and business
U1  - 330.72 
PY  - 1962///
CY  - New York
PB  - Macmillan
KW  - Economics
KW  - Research
KW  - Supply and demand
KW  - Time-series analysis
KW  - Economic policy
N1  - Includes index
ER  -