Wijonarko, Nabilla Pooja, et al. “Education Using Habituation Theory With 6 Step Handwashing Jingle on the Implementation of Handwashing With Soap”. Media Publikasi Promosi Kesehatan Indonesia (MPPKI), vol. 7, no. 9, Sept. 2024, pp. 2324-31, doi:10.56338/mppki.v7i9.5813.