TY - JOUR AU - V. B. Drozdov TI - Once More on Manual Books and Math Education Reform JO - Matematičeskoe obrazovanie PY - 2007 SP - 60 VL - 42 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MO_2007_42_2_a6/ LA - ru ID - MO_2007_42_2_a6 ER -