TY  - BOOK
AU  - Davidson, Ralph K.
ED  - Smith, Vernon L.
ED  - Wiley, Jay W.
TI  - Economics : analytical approach
T2  - The Irwin series in economics
U1  - 338.521 
PY  - 1962///
CY  - Homewood
PB  - Richard D. Irwin
ER  -