na INLIS000000000000171 Ind 0010-1019000171 Seri Kegiatan Sains Bunyi Dan Pendengaran Chris Woodford Chris Woodford Bandung: Pakar Raya 2006 64 hal, 28 cm 979-534-296-7 507 WOO s 507 Sains 24258/2009 24257/2009