(2003). GRE general test, [electronic resource] Powerprep software.
芝加哥风格引文GRE General Test, [electronic Resource] Powerprep Software. 2003.
MLA引文GRE General Test, [electronic Resource] Powerprep Software. 2003.
警告：这些引文格式不一定是100％准确.
APA引文