text Jakarta Yudhistira 1981 Cet. 1 ind 64 hlm ilus 21 cm T. Soeyanto Koperasi perikanan 338.7 20090227092029.0 YOGYA-02090000068019 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)