Guardini, R. (1997). Werke Werke.
Chicago Style (17th ed.) CitationGuardini, Romano. "Werke." Werke 1997.
MLA引文Guardini, Romano. "Werke." Werke, 1997.
警告:這些引文格式不一定是100%准確.
Guardini, R. (1997). Werke Werke.
Chicago Style (17th ed.) CitationGuardini, Romano. "Werke." Werke 1997.
MLA引文Guardini, Romano. "Werke." Werke, 1997.