Article Sidebar Download PDF Table Of Contents Main Article Content Article Details Author Biographies R. Supriyanto, Gunadarma University Gunadarma University, Jl. Margonda Raya No. 100 Pondokcina Depok Fani Yayuk S, Gunadarma University Gunadarma University, Jl. Margonda Raya No. 100 Pondokcina Depok Febry Mandasari, Gunadarma University Gunadarma University, Jl. Margonda Raya No. 100 Pondokcina Depok Any K. Yapie, Gunadarma University Gunadarma University, Jl. Margonda Raya No. 100 Pondokcina Depok Full Text