TY  - BOOK
AU  - Hoag, Arleen J.,
TI  - Introductory economics / Arleen J. Hoag, John H.Hoag
SN  - 981307650X ( International Edition)
CY  - Singapore : Prentice Hall, c1999.
PB  - Singapore : Prentice Hall, c1999.
KW  - Economics
ER  -