TY JOUR TI Unified textbook for comprehensive school? KW principles of development and reforming of educational space KW unified historical and cultural standard KW unified textbook KW equality in education KW variability of education KW accounting for interests of all participants of educational process KW choice of the program and tutorials. JO Primary Education AU Vinogradova, N.F. PY 2014 IS 2 PB INFRA-M Academic Publishing LLC.