APA引文

Laufer, I. (1979). Double contrast gastrointestinal radiology.

Chicago Style (17th ed.) Citation

Laufer, Igor. Double Contrast Gastrointestinal Radiology. 1979.

MLA引文

Laufer, Igor. Double Contrast Gastrointestinal Radiology. 1979.

警告：這些引文格式不一定是100％准確.