Michopoulou, Eleni. Hotel social media metrics : the ROI dilemma / Eleni Michopoulou, Delia Gabriela Moisa. - Amsterdam : Elsevier, ŠJanuary 2019. - v 76PA, pages 308-315 : illustrations. Subjects--Topical Terms: Hospitality industry. Dewey Class. No.: DPer 910.46 T156 2019 v76PA-76PB