[1] Cent Univ Kerala, Sch Business Studies, Dept Tourism Studies, Kasaragod, India
[2] IQRA Univ, Dept Business Adm, Karachi 75300, Pakistan
[3] HNB Garhwal Cent Univ, Ctr Mt Tourism & Hospitality Studies, Srinagar, Uttarakhand, India
[4] Sao Paulo State Univ UNESP, Dept Prod Engn, Bauru, Brazil
[5] Iqra Univ, Dept Business Adm, Karachi, Pakistan
[6] HNB Garhwal Cent Univ, Dept Business Management, Srinagar 246174, Uttaranchal, India