Caryl Flinn. Brass Diva: The Life and Legends of Ethel Merman. University of California Press, 2007. Provides details about the Paramount-Astoria film shorts in which Merman sang songs with lyrics by Yip
Will Friedwald. Stardust Memories: A Biography of Twelve of America's Most Popular Songs. NY: Pantheon, 2002. Includes a chapter (p. 142) that describes how Yip helped composer Johnny Green and lyricist Edward Heymann create the lyric to their classic, "Body and Soul."