Taufiq, Muhammad, Maat Pono, and Nurdjannah Hamid. 2023. “Correlation Between Supervision and Collaboration Using Trello to Enhance Quality of Photobooth Service: Case Study on Kotak Narsis Photobooth”. Economics and Business Journal (ECBIS) 1 (5):673-80. https://doi.org/10.47353/ecbis.v1i5.80.