na INLIS000000000007129 20140109105504.0 a ||| | 170530| ||| | $a 0010-011400000000702 $a 510 $a 15 $a 510 WID b $a Drs. Wahyu Widayat, M.Ec $a Buku Materi Pokok Matematika II $a Jakarta $b Karunika $c 1986 $a ARPUS KAB. Magetan $a 26.611-0