Παραπομπή APA

(1995). Harrison's principles of internal medicine: Companion handbook. New York: McGraw-Hill, Health Professions Division.

Παραπομπή Chicago Style

Harrison's Principles of Internal Medicine: Companion Handbook. New York: McGraw-Hill, Health Professions Division, 1995.

Παραπομπή MLA

Harrison's Principles of Internal Medicine: Companion Handbook. New York: McGraw-Hill, Health Professions Division, 1995.

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