TY  - BOOK
AU  - Donald, David William Alexander,
TI  - Compound interest and annuities-certain
SN  - 0434903663
AV  - HG8790 D652
PY  - 1975///
CY  - London
PB  - Heinemann
KW  - Pensiones anuales
KW  - Interés
ER  -