Meutia Nanda; Annisa Humaira; Sumiarti Purba; Dini Azila Saragih; Muhammad Rizky Ramadhan. The Relationship Between Knowledge, Attitudes and Actions With the Provision of Clean Water in Hamlet 16 Bagan Percut, Deli Serdang Regency. IJHESS 2024, 6, 1044~1048.