Goenner, M. E. (1970). Mary-Verse of the Teutonic knights Studies in German.
芝加哥风格引文Goenner, Mary E. "Mary-Verse of the Teutonic Knights." Studies in German 1970.
MLA引文Goenner, Mary E. "Mary-Verse of the Teutonic Knights." Studies in German, 1970.
警告：这些引文格式不一定是100％准确.