na INLIS000000000004471 Ind 978-979-019-014-6 0010-0120003339 500 500 GUL r Sema Gul Ruang Angkasa Sema Gul Jakarta: Yudhistira 2007 32 hal, 28 cm Ruang Angkasa 21697/2009 21698/2009 21699/2009