TY  - BOOK
AU  - Ong, Anita C.
TI  - Elements of investment mathematics / 
SN  - 9789712360459
U1  - Fil. 513 On58e 2011 First edition
PY  - 2011///
CY  - Manila : 
PB  - Rex Book Store, Inc. , 
KW  - 1. Annuities
KW  - 2. Business mathematics
N1  - Includes bibliographical references
ER  -