APA (7th ed.) Zitazioa
Hicks, D. (1963). Foundations of english for foreign students: Students' book one. Longman.
Chicago Style (17th ed.) Zitazioa
Hicks, David. Foundations of English for Foreign Students: Students' Book One. London: Longman, 1963.
MLA (9th ed.) Zitazioa
Hicks, David. Foundations of English for Foreign Students: Students' Book One. Longman, 1963.
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