Diehl, H. S. (1950). Elements of healthful living (1st ed., 9th imp.). McGraw-Hill.
Cita Chicago Style (17a ed.)Diehl, Harold S. Elements of Healthful Living. 1st ed., 9th imp. New York [etc.]: McGraw-Hill, 1950.
Cita MLA (9a ed.)Diehl, Harold S. Elements of Healthful Living. 1st ed., 9th imp. McGraw-Hill, 1950.
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