Published: 2015-12-28

DOI: https://doi.org/10.29122/jurnalwave.v9i2.2657
DOI: https://doi.org/10.29122/jurnalwave.v9i2.2658
DOI: https://doi.org/10.29122/jurnalwave.v9i2.2659
DOI: https://doi.org/10.29122/jurnalwave.v9i2.2660
DOI: https://doi.org/10.29122/jurnalwave.v9i2.2661
DOI: https://doi.org/10.29122/jurnalwave.v9i2.2662