na INLIS000000000032532 20160204141222.0 $a 978-979-1464-16-1 $0010-021600000000314 $a D 428 WAL s C.1 $a D 428 WAL s C.1 $a Walidi $a Step by Step Speaking English $a Yogyakarta $b PT. Citra Aji Parama $c 2006 $a Arpus Kab. Magetan $a 34.789