TY  - BOOK
AU  - De Leon, Hector S.
TI  - Textbook on the Philippine constitution
SN  - 9712326683
AV  - RF KF 5612.1 D4 1999 
PY  - 1999///
CY  - Manila 
PB  - Rex Book Store
KW  - Constitutional law
KW  - Philippines
ER  -