Misbach, A., Desi Albert Mamahit, Yusnaldi , Y. , Pujo Widodo and Herlina Juni Risma Saragih 2023. Customs Supervision Through Synergy Against Narcotics Smuggling in Batam. International Journal Of Humanities Education and Social Sciences (IJHESS) . 2, 5 (Apr. 2023). DOI:https://doi.org/10.55227/ijhess.v2i5.399.