1. Vo vremiauroka sidet' priamo Publication: Moskva : Narkomzdrav SSSR, Institut sanitarnogo prosveshcheniia, 1944 Subject(s): PostureStudentsChild BehaviorAdolescent Behavior
2. Iavliat'sia v shkoly chistym, prichėsannym i opriatno odetym Publication: Moskva : Narkomzdrav SSSR, Institut sanitarnogo prosveshcheniia, 1944 Subject(s): HygieneStudentsChild BehaviorAdolescent Behavior