National Science Education Congress (27 - 28 November 1998) :  science education in the Philippines : challenges for development technical papers, vol. 1 
Ester B. Ogena, Filma G. Brawner, eds. 
 - Taguig , M. M.  Science Education Institution , Dept. of Science and Technology  1998. 
 - 166p.  25 cm. 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>Science--Congress--Philippines--Study and teaching
<br/><br/><label>LC Class. No.: </label>RF Q 183.4 P5 N3 1998