Abfandi, Hanafi, and Wiro Oktavius Ginting. “Strategy of the National Narcotics Agency of North Sumatera in Effort to Prevent Drug Abuse in Medan City”. International Journal Administration, Business & Organization 6, no. 2 (August 27, 2025): 266-276. Accessed August 28, 2025. https://ijabo.a3i.or.id/index.php/ijabo/article/view/533.