Environmental science for Philippine schools textbook

Dades bibliogràfiques
Autor principal:	Deauna, Melecio C.
Altres autors:	Dorado, Salvacion Lindio
Format:	Llibre
Idioma:	English
Publicat:	Quezon City Phoenix Pub. House c1996.
Matèries:	Environmental sciences > Textbooks. Human ecology > Study and teaching.