APA引文

Laufer, I., & Levine, M. S. (1992). Double contrast gastrointestinal radiology.

Chicago Style (17th ed.) Citation

Laufer, Igor, and Marc S. Levine. Double Contrast Gastrointestinal Radiology. 1992.

MLA引文

Laufer, Igor, and Marc S. Levine. Double Contrast Gastrointestinal Radiology. 1992.

警告：這些引文格式不一定是100％准確.