Doni Sugianto, S., Usep, S., & Agung Wahyu, H. Encouraging Visits to Geoparks through Sustainable Marketing: A Conceptual Study on Geopark Dieng. INTI International University.
Chicago Style (17th ed.) CitationDoni Sugianto, Sihotang, Suhud Usep, and Handaru Agung Wahyu. Encouraging Visits to Geoparks Through Sustainable Marketing: A Conceptual Study on Geopark Dieng. INTI International University.
MLA (9th ed.) CitationDoni Sugianto, Sihotang, et al. Encouraging Visits to Geoparks Through Sustainable Marketing: A Conceptual Study on Geopark Dieng. INTI International University.
Warning: These citations may not always be 100% accurate.