Schifferes, J. J. (1960). Essentials of healthier living: A realistic college text in personal and community health. Wiley.
Chicago-viite (17. p.)Schifferes, Justus Julius. Essentials of Healthier Living: A Realistic College Text in Personal and Community Health. New York: Wiley, 1960.
MLA-viite (9. p.)Schifferes, Justus Julius. Essentials of Healthier Living: A Realistic College Text in Personal and Community Health. Wiley, 1960.
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