Sari, E. “PENGARUH DEMONSTRASI CUCI TANGAN TERHADAP PERILAKU CUCI TANGAN ANAK TK DI TK SISWA HARAPAN SURABAYA”. Jurnal Keperawatan, Vol. 6, no. 2, Oct. 2017, p. 7 Pages, https://jurnal.stikeswilliambooth.ac.id/index.php/d3kep/article/view/78.