., S. and Yusuf Setiawan, M. 2024. Collaboration of Library Ambassadors and Librarians Towards Excellent Service at the University of Muhammadiyah Surakarta Library. KnE Social Sciences. 9, 12 (Apr. 2024), 437–449. DOI:https://doi.org/10.18502/kss.v9i12.15871.