TY  - BOOK
AU  - Leser, C.E.V.
TI  - Economic techniques and problems
SN  - 852641761
AV  - HB74.M3 L43 
PY  - 1969///
CY  - London
PB  - Charles Griffin & co. Ltd.
KW  - Economics
N1  - Includes bibliographical references and index; Contents: Methods -- Applications
ER  -