[1]
Munawaroh, B. and Masruri, M.S. 2019. THE EFFECTIVENESS OF PROBLEM BASED LEARNING AND DISCOVERY LEARNING MODEL TOWARD LEARNING OUTCOME IN GEOGRAPHY ON STUDENTS WITH EXTERNAL LOCUS OF CONTROL. Geosfera Indonesia. 4, 1 (Apr. 2019), 56–62. DOI:https://doi.org/10.19184/geosi.v4i1.9240.