APA (7th ed.) Zitazioa
Halverson, R. C. (1968). Relevance: The role of christianity... Word books.
Chicago Style (17th ed.) Zitazioa
Halverson, Richard C. Relevance: The Role of Christianity... Waco: Word books, 1968.
MLA (9th ed.) Zitazioa
Halverson, Richard C. Relevance: The Role of Christianity... Word books, 1968.
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