“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, vol. 4, no. 1, pp. 26–33, Jun. 2022, doi: 10.36566/ijhsrd/Vol4.Iss1/122.