APA (7th ed.) Zitazioa
A manual of style. (1949). containing typographical .... University of Chicago Press.
Chicago Style (17th ed.) Zitazioa
A manual of style. Containing Typographical .... Chicago: University of Chicago Press, 1949.
MLA (9th ed.) Zitazioa
A manual of style. Containing Typographical .... University of Chicago Press, 1949.
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