Pyle, M. A., & Page, M. E. M. (1996). Cliffs TOEFL Preparation Guide: Test of english as a foreign language (5th ed.). BPB Publications.
Chicago-viite (17. p.)Pyle, Michael A., ja Mary Ellen Munoz Page. Cliffs TOEFL Preparation Guide: Test of English as a Foreign Language. 5th ed. New Delhi: BPB Publications, 1996.
MLA-viite (9. p.)Pyle, Michael A., ja Mary Ellen Munoz Page. Cliffs TOEFL Preparation Guide: Test of English as a Foreign Language. 5th ed. BPB Publications, 1996.
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