TY  - BOOK
AU  - Gatmaitan- Borjal, Wilhelmina
TI  - Educational Technology 1 : : An Introduction to the Principles, Theories and Techno-Pedagogical Skills in Education 
SN  - 978-971-574-210-8
AV  - 371.33 G22 c2013 
PY  - 2013///
CY  - Makati City
PB  - Katha Pub.
ER  -