Dr. Mushthaq Ahammed K. “Cooperative and Collaborative Strategies for Marketing Tourism Products and Services”. Jai Maa Saraswati Gyandayini An International Multidisciplinary E-Journal, vol. 3, no. I, July 2017, pp. 417-2, https://www.jmsjournals.in/index.php/jmsg/article/view/336.