PENGARUH DEMONSTRASI CUCI TANGAN TERHADAP PERILAKU CUCI TANGAN ANAK TK DI TK SISWA HARAPAN SURABAYA. d3kep [Internet]. 2017 Oct. 2 [cited 2025 Dec. 28];6(2):7 Pages. Available from: https://jurnal.stikeswilliambooth.ac.id/index.php/d3kep/article/view/78