Octafilia Y, Amin AM. MARKETING STRATEGIES TOWARD DIRECT AND INDIRECT PURCHASING AT THE PREMIERE HOTEL PEKANBARU . ICOBUSS [Internet]. 2022Mar.24 [cited 2024May3];2(1):461-73. Available from: https://ojsicobuss.stiesia.ac.id/index.php/icobuss1st/article/view/198