na INLIS000000000014990 20150706164148 170126||||||||| | ||| |||| || || 978-979-21-1512-3 0010-071500000014990 551 551 RUW t RUWANTO, Bambang Tanah Longsor Cetakan : 2 Yogyakarta Kanisius 2009 42 hlm. ilus. 20 cm. BENCANA -TANAH LONGSOR