Modell, W. (1961). Relief of symptoms (2nd ed.). Mosby.
芝加哥风格引文Modell, Walter. Relief of Symptoms. 2nd ed. St. Louis: Mosby, 1961.
MLA引文Modell, Walter. Relief of Symptoms. 2nd ed. Mosby, 1961.
警告：这些引文格式不一定是100％准确.
APA引文
Modell, W. (1961). Relief of symptoms (2nd ed.). Mosby.
芝加哥风格引文Modell, Walter. Relief of Symptoms. 2nd ed. St. Louis: Mosby, 1961.
MLA引文Modell, Walter. Relief of Symptoms. 2nd ed. Mosby, 1961.