Ginting, B. and Sembiring, D. 2020. The Effect of Giving Pre-Test and Postest on Learning Outcomes of the AMIK Medicom Student Research Methods. Enrichment : Journal of Management. 11, 1, Novembe (Nov. 2020), 50-56. DOI:https://doi.org/10.35335/enrichment.v11i1, Novembe.35.