Bolton, D., & Goodey, N. (2009). Trouble with adjectives, adverbs and pronouns?: Guided discovery materials, exercises and teaching tips at elementary and intermediate levels. Delta ; English Teaching Professional.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Bolton, David, و Noel Goodey. Trouble with Adjectives, Adverbs and Pronouns?: Guided Discovery Materials, Exercises and Teaching Tips at Elementary and Intermediate Levels. Addlestone : London: Delta ; English Teaching Professional, 2009.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Bolton, David, و Noel Goodey. Trouble with Adjectives, Adverbs and Pronouns?: Guided Discovery Materials, Exercises and Teaching Tips at Elementary and Intermediate Levels. Delta ; English Teaching Professional, 2009.
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