American Medical Association. (2003). Directory of physicians in the United States (38th ed.). American Medical Association.
芝加哥风格引文American Medical Association. Directory of Physicians in the United States. 38th ed. Chicago, IL: American Medical Association, 2003.
MLA引文American Medical Association. Directory of Physicians in the United States. 38th ed. American Medical Association, 2003.
警告：这些引文格式不一定是100％准确.