TY  - BOOK
AU  - Ulmer, Melville J.
AU  - Gathof, Francis W.,;Fredland, John Roger,;Wilber, Charles K.,
ED  - 
ED  - 
ED  - 
ED  - 
TI  - : theory and practice 
SN  - 2
PY  - 1965///46
CY  - Boston
PB  - Houghton Mifflin
KW  - 
KW  - 2
KW  - 0
KW  - 6
KW  - 20
KW  - Economics
N1  - 5
ER  -