[1]
Hanin, F. 2020. ENVIRONMENTAL CONCEPT BASED PjBL (PROJECT BASED LEARNING) MODELS TO INCREASE THE OBSERVATION SKILLS OF VII GRADE STUDENTS AT SMPN 1 JENANGAN PONOROGO. SEMESTA: Journal of Science Education and Teaching. 3, 1 (Jun. 2020), 50–58. DOI:https://doi.org/10.24036/semesta/vol3-iss1/94.