Tensuan-Leogardo, Felicitas <br/><br/>
Ang Pilipinas :  kaunlaran at pagsulong / 
nina Felicitas T. Leogardo, Purificacion R. Sobritchea, Merriam L. Candano. 
 - Manila :  REX Book Store,  c1978. 
 - vii, 399 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences--Study and teaching (Secondary)--Philippines<br/>Social sciences--Textbooks