· 2020. 3. 10. · Foley, M., & Hall, D. (2003). Longman advanced learners ' grammar:...
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· 2020. 3. 10. · Foley, M., & Hall, D. (2003). Longman advanced learners ' grammar: self-study reference and practice book with answers. Essex, England: Longman. Frank, M. ( 1986)