na INLIS000000000007440 20150120125324.0 a ||| | 170609| ||| | 979-3417-97-8 0010-011500000005447 371.3 Derek Wood Kiat Mengatasi Gangguan Belajar 2 Yogyakarta Kata Hati 2005 Belajar 0134/b/d/2007