APA (7th ed.) Zitazioa
Walker, M. (1989). Addison-Wesley kids 3: Teacher's guide. Addison-Wesley.
Chicago Style (17th ed.) Zitazioa
Walker, Michael. Addison-Wesley Kids 3: Teacher's Guide. Massachusetts: Addison-Wesley, 1989.
MLA (9th ed.) Zitazioa
Walker, Michael. Addison-Wesley Kids 3: Teacher's Guide. Addison-Wesley, 1989.
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