APA (7th ed.) Zitazioa
Howsare, R. (2009). Balthasar: A guide for the perplexed. T & T Clark.
Chicago Style (17th ed.) Zitazioa
Howsare, Rodney. Balthasar: A Guide for the Perplexed. London: T & T Clark, 2009.
MLA (9th ed.) Zitazioa
Howsare, Rodney. Balthasar: A Guide for the Perplexed. T & T Clark, 2009.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.