Elementary school science 4 teacher's guide

Détails bibliographiques
Collectivité auteur:	Science Education Center, University of the Philippines
Format:	Livre
Langue:	English
Publié:	Quezon City Science Education Center University of the Philippines, c1969.
Édition:	Expt. ed.
Sujets:	Science > Problems, questions, exercises. Science > Study and teaching.