Sommer, N. (2009). Joseph Ratzinger: Stationen seines Lebens.
Chicago Style (17th ed.) CitationSommer, Norbert. Joseph Ratzinger: Stationen Seines Lebens. 2009.
MLA (9th ed.) CitationSommer, Norbert. Joseph Ratzinger: Stationen Seines Lebens. 2009.
Warning: These citations may not always be 100% accurate.