text Jakarta Penebar Swadaya 1993 viii. 236 hlm. ilus. 20 cm Akuarium 639.34 979-8031-72-5 20150629094838.0 YOGYA000000000069313 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)