Tumangggor, Ester Lina Br, and Karina Brahmana. 2023. “Hubungan Kebersyukuran Dengan Kebahagiaan Pada Tukang Becak Di Kota Medan”. Innovative: Journal Of Social Science Research 3 (4):2799-2813. https://j-innovative.org/index.php/Innovative/article/view/3815.