[Views of N.K. Krupskaya on physical education of children (on the 100th anniversary of her birthday)].
D049672:History, 19th Century; D049673:History, 20th Century; D010806:Physical Education and Training / Q000266:history*; D014586:USSR
Vzgliady N. K. Krupskoĭ na fizicheskoe vospitanie deteĭ (k 100-letiiu so dnia rozhdeniia)