APA (7th ed.) Zitazioa

(1967). Audio-visual techniques in teaching foreign languages, a practical handbook.

Chicago Style (17th ed.) Zitazioa

Audio-visual Techniques in Teaching Foreign Languages, a Practical Handbook. 1967.

MLA (9th ed.) Zitazioa

Audio-visual Techniques in Teaching Foreign Languages, a Practical Handbook. 1967.

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