=LDR 00000nam 2200000 4500 =001 INLIS00000000049216 =005 20260720170647 =020 ##$$a 979-9331-23-3 =082 ##$$a 338. 3 =100 1#$$a Ratna Evy =245 1 $$a Usaha Perikanan di Indonesia /$c Ratna Evy =260 ##$$a Jakarta :$b Mutiara Sumber Widiya,$c 2001