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Wiharjokusumo P, Manik D. MARKETING STRATEGY OF LAKE TOBA 4 DAYS / 3 NIGHTS TOUR PACKAGE TO KUALA LUMPUR AT PT.NARASINDO TOUR & TRAVEL MEDAN. JIAA [Internet]. 2021Apr.21 [cited 2024Dec.21];8(1). Available from: https://journal.akpardarmaagung.ac.id/index.php/JIAA/article/view/55