Īriste, Sandra, and Irēna Katane. “Cooperation Principle As Competitiveness Promoter of Prospective Hospitality Business Managers”. SOCIETY. INTEGRATION. EDUCATION. Proceedings of the International Scientific Conference 1 (July 24, 2015): 93–103. Accessed December 22, 2024. https://journals23.rta.lv/index.php/SIE/article/view/767.