TY JOUR TI Internal Management Control of Organizational Performance Index According to the Profit and Loss Account KW internal management control KW profit and loss account KW system of internal control management KW events of management system of internal control KW direct costing KW operating leverage KW fixed and variable costs KW profit margin KW break-even point KW plan-fact analysis JO Auditor AU Turishcheva, T.B. AU Lobachev, A.. PY 2016 IS 2 PB INFRA-M Academic Publishing LLC.