Federal Writers' Project & ebrary, Inc. (2013). California in the 1930s: The WPA guide to the Golden State. University of California Press.
芝加哥风格引文Federal Writers' Project 与 Inc ebrary. California in the 1930s: The WPA Guide to the Golden State. Berkeley: University of California Press, 2013.
MLA引文Federal Writers' Project 与 Inc ebrary. California in the 1930s: The WPA Guide to the Golden State. University of California Press, 2013.
警告：这些引文格式不一定是100％准确.