Utaminingsih, M., Widjanarko, M. and Ismaya, E.A. 2022. The Effect of Problem-Based Learning Assisted by Peer Tutoring on Student’s Critical Thinking Ability. ANP Journal of Social Science and Humanities . 3, (Aug. 2022), 101-106. DOI:https://doi.org/10.53797/anp.jssh.v3sp2.14.2022.