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		Wisnu Nugraha, I., 		Wirasila, A., & 		Walesa Putra, I.
2016 Apr 12.  PERANAN TEKNIK UNDERCOVER BUY  DALAM PENGUNGKAPAN TINDAK PIDANA NARKOTIKA (STUDI DI POLRESTA DENPASAR). Kertha Wicara : Journal Ilmu Hukum. [Online] :