ETS. (2019). Official GRE Verbal Reasoning Practice Questions Vol.-1 (10TH.). Mc Grow Hill Education (India).
Chicago-viite (17. p.)ETS. Official GRE Verbal Reasoning Practice Questions Vol.-1. 10TH. Chennai: Mc Grow Hill Education (India), 2019.
MLA-viite (9. p.)ETS. Official GRE Verbal Reasoning Practice Questions Vol.-1. 10TH. Mc Grow Hill Education (India), 2019.
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