Netter, F. H., & Oppenheimer, E. Digestive system: Lower digestive tract.
芝加哥风格引文Netter, Frank H., 与 Ernst Oppenheimer. Digestive System: Lower Digestive Tract.
MLA引文Netter, Frank H., 与 Ernst Oppenheimer. Digestive System: Lower Digestive Tract.
警告：这些引文格式不一定是100％准确.