Warijan, T. Wahyudi, M. Z. Abidin, and A. Titah. “Prediction Power of Diploma Value Against Academic Achievement of Students on Health Polytechnic of Semarang”. Advances in Social Sciences Research Journal, vol. 8, no. 11, Nov. 2021, pp. 170-7, doi:10.14738/assrj.811.11066.