na INLIS000000000010834 20130515223913 ind 979-497-497-8 0010-051300000010834 ind 664.9 664.9 Abbas, Siregar D Ikan Duri Lunak Cetakan : 1 Yogjakarta Kanisius 1995 40 hlm. : ilus. ;19 cm. Ikan Lunak