Czupryńska, M. (2017) “EVALUATION OF THE CAPACITY OF TOURISM ORGANIZERS TO CONTINUED ACTIVITIES UNDER ECONOMIC CONDITIONS - IN THE LIGHT OF SELECTED THEORETICAL PERSPECTIVES ON SCOPE OF MANAGEMENT SCIENCE”, Acta Universitatis Nicolai Copernici. Management, 44(1), pp. 85–94. doi: 10.12775/AUNC_ZARZ.2017.008.