Betts, R. F., Penn, R. L., & Chapman, S. W. (2003). A practical approach to infectious diseases (Fifth edition.). Lippincott Williams & Wilkins.
芝加哥风格引文Betts, Robert F., Robert L. Penn, 与 Stanley W. Chapman. A Practical Approach to Infectious Diseases. Fifth edition. Philadelphia: Lippincott Williams & Wilkins, 2003.
MLA引文Betts, Robert F., et al. A Practical Approach to Infectious Diseases. Fifth edition. Lippincott Williams & Wilkins, 2003.
警告：这些引文格式不一定是100％准确.