TY  - BOOK
AU  - Pangilinan, Cristobal Armadeo.
TI  - Practical research 1: for senior high school
SN  - 9789719806127
AV  - LB 2369 C933 2017 
PY  - 2017///
CY  - Quezon City
PB  - C & E pub.
KW  - 1. Research-Problems, exercises etc
N1  - Includes Appendices, glossary, references and index
ER  -