Zainabul Hasna, and Waryono. 2025. “GUEST COMPLAINT HANDLING USING THE LEAPS METHOD AT SELERA RESTAURANT NONGSA POINT MARINA & RESORT BATAM”. Multidiciplinary Output Research For Actual and International Issue (MORFAI) 5 (5):7509-12. https://doi.org/10.54443/morfai.v5i5.4359.