Porte, G. K. (2010). Appraising research in second language learning: A practical approach to critical analysis of quantitative research (2nd ed.). John Benjamins Pub. Company.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Porte, Graeme Keith. Appraising Research in Second Language Learning: A Practical Approach to Critical Analysis of Quantitative Research. 2nd ed. Amsterdam ; Philadelphia: John Benjamins Pub. Company, 2010.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Porte, Graeme Keith. Appraising Research in Second Language Learning: A Practical Approach to Critical Analysis of Quantitative Research. 2nd ed. John Benjamins Pub. Company, 2010.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.