Hasan amin text Jakarta Balai Pustaka. 1998 1 id 35 hlm.: ilus.; 21 cm Ilmu Pengetahuan Alam 521 MAN 979-666-250-7 241224 20241224114432 INLIS000000000012805 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)