TY  - BOOK
AU  - Sampson,Roy J.
AU  - Calmus,Thomas W.
TI  - Instructor's manual economics : concepts, applications, analysis
AV  - HB171.5 S256I
PY  - 1974///
CY  - Boston, Mass.
PB  - 
KW  - ECONOMICS
KW  - PROBLEMS, EXERCISES, ETC
KW  - STUDY AND TEACHING
ER  -