Marzuki, M. and Basariah, B. 2017. The Influence of Problem-Based Learning and Project Citizen Model in The Civic Education Learning on Student’s Critical Thinking Ability and Self Discipline. Jurnal Cakrawala Pendidikan. 36, 3 (Oct. 2017). DOI:https://doi.org/10.21831/cp.v36i3.14675.