ArchiveVolume 2, Issue 3, September 2019
Alemu Balcha Adugna
Pages: 60-67     Published Online: Oct. 15, 2019
DOI: 10.11648/j.jpsir.20190203.11        Views 10      Downloads 18
Khoirul Anam Gumilar Winata, Samugyo Ibnu Redjo, Neneng Yani Yunigsih
Pages: 68-78     Published Online: Oct. 17, 2019
DOI: 10.11648/j.jpsir.20190203.12        Views 6      Downloads 2
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