MEGASARI, M., Maryati, S. and Septiani, D. 2025. PENGARUH GADGET DAN BOOKLET TERHADAP KUALITAS TIDUR ANAK DI SD NEGERI LINGGABUDI CIMAHI: The Influence of Gadgets and Booklets on Children’s Sleep Quality at Linggabudi Elementary School, Cimahi. JURNAL KESEHATAN KARTIKA. 20, 3 (Dec. 2025), 189–195. DOI:https://doi.org/10.26874/jkkes.v20i3.467.