Presentations by User: ibnutaufan SlideBoom feed for Presentations by User: ibnutaufan http://www.slideboom.com Thu, 23 May 2013 06:35:04 +0100 Sosialisasi Kompor Gas Elpiji1 http://www.slideboom.com/presentations/196379/Sosialisasi-Kompor-Gas-Elpiji1
By ibnutaufan    In Education    2 years ago
proposal untuk membantu mengurangi ekses konversi minyak tanah dengan gas elpiji
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