TY  - BOOK
AU  - Eric Roll
TI  - Elements of economic theory
AV  - HB171.5 .R75
U1  - 330.1 19
PY  - 1937///
CY  - London
PB  - H. Milford, Oxford university press
KW  - Economics
N1  - Includes bibliographical references  and  index
ER  -