TY  - BOOK
AU  - Iballa, Anita Barayoga
TI  - Social Reinforcement used by Multigrade Teachers in Baao Dostrict, Division of Camarines Sur: An Appraisal
U1  - 371.3 
PY  - 2000///
CY  - San Miguel, Iriga City
PB  - University of Sainth Anthony
N1  - Include bibliographical references
ER  -