na INLIS000000000024403 20161130111050.0 010-111600000000657 DEP 530.7 Kus I DEP 530.7 Kus I Kusumahadibrata, Irpan Ilmu Alam Di.l II a Kusumahadibrata, Irpan Yogyakarta Taman Siswa 1951 46 hlm. 21 cm Ilmu Alam YOPDYOG CB-D.11/1951-035 CB-D.11/1951-035