William A. Covino, B. V. Z. a. D. A. K. Graduate record examination general test preparation guide. John Wiley and Sons.
Chicago Style (17th ed.) CitationWilliam A. Covino, Bernard V. Zandy and David A. Key. Graduate Record Examination General Test Preparation Guide. John Wiley and Sons.
MLA (8th ed.) CitationWilliam A. Covino, Bernard V. Zandy and David A. Key. Graduate Record Examination General Test Preparation Guide. John Wiley and Sons.
Warning: These citations may not always be 100% accurate.