Index Theologicus

Citazione Stile APA (7a Edizione)

Geisler, N. L., & Hoffman, P. K. (2006). Why I am a Christian: Leading thinkers explain why they believe (Rev. and expanded ed.). Baker Books.

Citazione stile Chigago Style (17a edizione)

Geisler, Norman L., e Paul K. Hoffman. Why I Am a Christian: Leading Thinkers Explain Why They Believe. Rev. and expanded ed. Grand Rapids, Mich: Baker Books, 2006.

Citatione MLA (8a ed.)

Geisler, Norman L., e Paul K. Hoffman. Why I Am a Christian: Leading Thinkers Explain Why They Believe. Rev. and expanded ed. Baker Books, 2006.