Fitri, N., Azhari, A. and Anggrieni, N. 2023. Gambaran Angka Kuman Total pada Handle Pintu Gedung Kampus A Poltekkes Kemenkes Kaltim. Borneo Journal of Science and Mathematics Education. 3, 3 (Oct. 2023), 157-168. DOI:https://doi.org/10.21093/bjsme.v3i3.6596.