Moh Saiful Bahri, and Umi Mahmudah. 2024. “ANALYSIS OF PROJECT-BASED LEARNING MODEL ON RECYCLING USED BOTTLES TO ENHANCE CRITICAL THINKING SKILLS AND ECOPRENEURSHIP SKILLS IN ELEMENTARY SCHOOL STUDENTS”. International Journal Of Humanities, Social Sciences And Business (INJOSS) 3 (1):270-82. https://injoss.org/index.php/joss/article/view/126.