APA (7th ed.) Zitazioa

Butterfield, H. (1967). Christianity and history (4a. ed.). Collins.

Chicago Style (17th ed.) Zitazioa

Butterfield, Herbert. Christianity and History. 4a. ed. Londres: Collins, 1967.

MLA (9th ed.) Zitazioa

Butterfield, Herbert. Christianity and History. 4a. ed. Collins, 1967.

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