Hyams, I. F. (1910). The Improvement of Public Health through Teaching of Hygiene in the Elementary Schools.
Chicago-стиль цитированияHyams, Isabel F. The Improvement of Public Health Through Teaching of Hygiene in the Elementary Schools. 1910.
MLA-цитированиеHyams, Isabel F. The Improvement of Public Health Through Teaching of Hygiene in the Elementary Schools. 1910.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.