Salandanan, F.H. et al. 2021. Predictors of the Effectiveness and Efficiency of Student Affairs and Services (SAS) among Higher Education Institutions (HEI’s). International Journal of Management, Entrepreneurship, Social Science and Humanities. 4, 2 (Dec. 2021), 99–117. DOI:https://doi.org/10.31098/ijmesh.v4i2.666.