title: 1013109034 creator: 1013109034, 1013109034 subject: type: Artikel type: PeerReviewed format: text identifier: http://digilib.unila.ac.id/14798/1/bab%201.pdf format: text identifier: http://digilib.unila.ac.id/14798/2/bab%202.pdf format: text identifier: http://digilib.unila.ac.id/14798/3/bab%203.pdf format: text identifier: http://digilib.unila.ac.id/14798/4/bab%204.pdf format: text identifier: http://digilib.unila.ac.id/14798/5/bab%205.pdf identifier: 1013109034, 1013109034 1013109034. Digital Library. relation: http://digilib.unila.ac.id/14798/