Elementary science 3 time, space and change

Opis bibliograficzny
Korporacja:	Curriculum Development Center for Science and Mathematics, Science Education Center, University of the Philippines
Format:	Książka
Język:	English
Wydane:	Manila Department of Education and Culture c1977a.
Wydanie:	1st ed.
Hasła przedmiotowe:	Science > Study and teaching. Science > Questions, Problems, exercises.