TY  - BOOK
AU  - De Leon , Hector S.
TI  - The law on obligations and contracts
SN  - 97897123250429
U1  - Fil. 346.07 D346l 2008 
PY  - 2008///
CY  - Manila : 
PB  - Rex Book Store, 
KW  - 1. Commercial law-Philippines
ER  -