na INLIS000000000001169 20240513092003 0010-0121000248 ta 240513 0 ind 979-602-562-0 500 500 YOS b Yosaphat Sumardi Buku Materi Pokok Konsep Dasar IPA 1 / Yosaphat Sumardi ed.1 Jakarta : Depdikbud, 1997 9.86 ; 28 cm IPA Kelas 500 00000001637 00000001638