Aspranawa, A. D. P., and M. H. AY. “Management System Internal Quality Assurance Higher Education (Multi Case At Higher Education Universitas Gajah Mada "UGM"Yogyakarta, State Islamic Institute of IAIN Tulungagung, Balitar Islamic University "UNISBA&Quot; Blitar)”. Journal of Social Sciences (COES&Amp;RJ-JSS), vol. 6, no. 4, Oct. 2017, pp. 762-74, doi:10.25255/jss.2017.6.4.762.774.