Warfield, C. A. (1993). Principles and practice of pain management. McGraw-Hill.
Chicago Style (17. basım) AtıfWarfield, Carol A. Principles and Practice of Pain Management. New York: McGraw-Hill, 1993.
MLA (9th ed.) AtıfWarfield, Carol A. Principles and Practice of Pain Management. McGraw-Hill, 1993.
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