Graduate Record Examinations Board & Educational Testing Service. (1994). Gre practicing to take the general test.9th ed. Graduate Record Examinations Board; Educational Testing Service.
Chicago Style (17. basım) AtıfGraduate Record Examinations Board ve Educational Testing Service. Gre Practicing to Take the General Test.9th Ed. Princetion: Graduate Record Examinations Board; Educational Testing Service, 1994.
MLA (9th ed.) AtıfGraduate Record Examinations Board ve Educational Testing Service. Gre Practicing to Take the General Test.9th Ed. Graduate Record Examinations Board; Educational Testing Service, 1994.
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