Supervision of instruction : the Philippine perspective 
Bago, Adelaida L. 
 -  C & E Publishing Inc.,  2008 
 - xvii, 265 p. 
978-9-71584677-6
Educational planning -- Philippines.
F 371.203 B1471 2008
                        978-9-71584677-6
Educational planning -- Philippines.
F 371.203 B1471 2008