Gruber, E., & Gruber, G. R. (1985). Graduate record examination aptitude test: A review for the verbal Math and analytical ability parts of the test. New York.
Čikaški stil citiranjaGruber, Edward, i Gary R. Gruber. Graduate Record Examination Aptitude Test: A Review for the Verbal Math and Analytical Ability Parts of the Test. Monarch Press: New York, 1985.
MLA način citiranjaGruber, Edward, i Gary R. Gruber. Graduate Record Examination Aptitude Test: A Review for the Verbal Math and Analytical Ability Parts of the Test. New York, 1985.
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