Unknown. American Lyric Tenor and Composer Roland Hayes Performing on the Xavier University of Louisiana Campus.
Chicago Style (17th ed.) CitationUnknown. American Lyric Tenor and Composer Roland Hayes Performing on the Xavier University of Louisiana Campus.
MLA引文Unknown. American Lyric Tenor and Composer Roland Hayes Performing on the Xavier University of Louisiana Campus.
警告：這些引文格式不一定是100％准確.