Teaching materials on natural resources with focus on the Philippines

Opis bibliograficzny
1. autor:	Rivera, Nenita Castillo 1948-
Format:	Praca dyplomowa
Język:	English
Wydane:	1983.
Hasła przedmiotowe:	Natural resources > Study and teaching (Secondary) > Philippines. Social sciences > Study and teaching (Secondary) > Philippines. Teaching > Philippines > Aids and devices.