Amir Zakaria 1969- Hidupan marin Amir Zakaria - 40p. col. ill. 26cm. - Ke Arah Ekosistem Lestari . Mengandungi glosari ISBN: 9789670775388 (Set) 9789670775401 Subjects--Topical Terms: Ecosystem management--Juvenile literatureMarine ecology--Juvenile literatureMarine animals Dewey Class. No.: 500