Pedoman Teknik Pengusahaan Tambak Udang Balai Informasi Pertanian Riau text Riau Balai Informasi Pertanian Riau 1988
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32p : ilus ; 18,5 cm Balai Informasi Pertanian Riau 639.512 639.512 BAL p 240724 20240724030823 INLIS000000000001298 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)