, S. a. SPSS advanced statistics 7.0 update. SPSS Advanced Statistics.
Chicago Style (17th ed.) Citation, SPSS advanced. SPSS Advanced Statistics 7.0 Update. SPSS Advanced Statistics.
MLA引文, SPSS advanced. SPSS Advanced Statistics 7.0 Update. SPSS Advanced Statistics.
警告：这些引文格式不一定是100％准确.