TY  - BOOK
AU  - De Leon, Hector S.
TI  - The law on obligations and contracts 
SN  - 97862104-4302
AV  - COL KPM 810 .D37 2021 
PY  - 2021///
CY  - Manila
PB  - Rex Book Store
KW  - Contracts -- Philippines
KW  - Obligations (law) -- Philippines
ER  -