na INLIS000000000392641 20201023100003 0010-1020000090 ta 201023 c m ind 979-21-0679-0 636 636 RAH b Rahmat, Rukmana Budi Daya Belut Yogyakarta : Kanisius, 2003 32 hlm : ilus. ; 15 x 21 cm Teknologi Ilmu Terapan 117/B/P/08/2008 118/P/08/2008 119/P/08/2008 120/P/08/2008 121/P/08/2008 853/B/P/09/2006 117/B/P/08/2008 118/P/08/2008 119/P/08/2008 120/P/08/2008 121/P/08/2008 854/B/P/09/2006 850.6/B/P/09/2006 851.6/B/P/09/2006 852.6/B/P/09/2006