THE EFFECT OF HEALTH PROMOTION USING BOOKLET MEDIA ON THE LEVEL OF PUBLIC KNOWLEDGE ABOUT SEWERAGE WASTE WATER IN COASTAL AREAS SAMAJAYA VILLAGE: HEALTH PROMOTION USING BOOKLET MEDIA . ijhsrd [Internet]. 2022 Jun. 25 [cited 2026 Aug. 23];4(1):26-33. Available from: https://ijhsrd.com/index.php/ijhsrd/article/view/122