Synthesis of research in selected areas of health instruction

Synthesis of research in selected areas of health instruction

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Библиографические подробности
Главный автор: Veenker, Harold
Соавтор: School Health Education Study, Washington, D.C
Формат: ‌
Язык:English
Опубликовано: Washington s.n. c1963
Предметы:
Health education.