na INLIS000000000017593 20170609095316.0 $a 979-489-198-3 0010-0617000998 $a 639.20000000000005 $a eko susilowati $a Agribisnis perikanan $a 1 $a Iv, 63 hlm , ilus ; 20 cm $a 0468/h/1997