Isti Fadah, Handriyono, Diana S Tobing & Istatuk BY. STRATEGY FOR IMPROVING PERFORMANCE OF INFORMAL SECTORS BASED ON ECOWISATA IN WHITE SAND BEACH TOURISM IN SITUBONDO DISTRICT. IJRSM [Internet]. 2019 Aug. 30 [cited 2024 Dec. 23];6(8):27-33. Available from: http://ijrsm.com/index.php/journal-ijrsm/article/view/241