Gershwin, G., & Gershwin, I. (1964). What causes that? Alfred Publishing Co., Inc..
芝加哥风格引文Gershwin, George, 与 Ira Gershwin. What Causes That? Louisville, United States: Alfred Publishing Co., Inc., 1964.
MLA引文Gershwin, George, 与 Ira Gershwin. What Causes That? Alfred Publishing Co., Inc., 1964.
警告：这些引文格式不一定是100％准确.