TY JOUR TI Organization and evaluation of the effectiveness of the internal control system of a tour operator KW internal control system of the tour operator KW tasks of the internal control system KW effectiveness of internal controls KW risk-oriented internal control. JO Actual directions of scientific researches of the XXI century: theory and practice AU Gizyatova, A.. PY 2016 IS 4 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov