hidrokarbon

http://www.saintpeter.sch.id/shs/enny/LK%20ISOMERI%20,%20GRADE%20XII.ppt

http://bahankuliah.diinoweb.com/files/My%20WebDrop/Buka%20Folder%20ini..!!!/Enhanced%20Oil%20Recovery%20(EOR)/pertemuan%20ke%2014.ppt

http://farmasi07itb.files.wordpress.com/2008/10/alkena1.ppt

http://www.sma1purbalingga.sch.id/learn/materi/senyawa%20karbon.ppt