TY  - BOOK
AU  - Sampson, Roy J. and Calmus, Thomas W.
AU  - Calmus, Thomas W. ; jt. auth.
TI  - Economics; concepts, applications, analysis
SN  - 0395178126
U1  - 330 
PY  - 1974///
CY  - Boston
PB  - Houghton Mifflin
ER  -