Fatria, Erian. “RELATIONSHIP BETWEEN KNOWLEDGE ABOUT CLIMATE CHANGE ISSUES AND LOCUS OF CONTROL WITH STUDENTS’ CITIZENSHIP BEHAVIOR”. Jurnal Ilmiah Pendidikan Lingkungan Dan Pembangunan, vol. 18, no. 1, Mar. 2017, pp. 36-42, doi:10.21009/PLPB.181.05.