Maghfiroh RN, Nurrahman N, Suyanto A. PEMBINAAN PEDAGANG KANTIN SEKOLAH TERHADAP PERUBAHAN SANITASI, TOTAL MIKROBA, SERTA ESCHERICHIA COLI. COM SERV EDU [Internet]. 2023 Sep. 30 [cited 2026 Aug. 23];2(3):722-31. Available from: https://ekalaya.nindikayla.com/index.php/home/article/view/115