Scutchfield, F. D., & Keck, C. W. (2009). Principles of public health practice (3rd ed.). Delmar, Cengage Learning.
Chicago Style (17th ed.) CitationScutchfield, F. Douglas, and C. William Keck. Principles of Public Health Practice. 3rd ed. Clifton Park, NY: Delmar, Cengage Learning, 2009.
ציטוט MLAScutchfield, F. Douglas, and C. William Keck. Principles of Public Health Practice. 3rd ed. Delmar, Cengage Learning, 2009.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.