TY  - BOOK
AU  - Roos, A
AU  - Roos, A.
TI  - Economics: an introduction 
SN  - 0796215529
AV  - HB171.5 .R63 2008.
PY  - 2008///
CY  - South africa
PB  - Heinemann
KW  - Economics
N1  - Includes bibliographical references and index
ER  -