APA (7th ed.) Citation

SPSS Inc. (1997). DeltaGraph user's guide version 4.0: For Macintosh & Windows. SPSS.

Chicago Style (17th ed.) Citation

SPSS Inc. DeltaGraph User's Guide Version 4.0: For Macintosh & Windows. Chicago: SPSS, 1997.

MLA (9th ed.) Citation

SPSS Inc. DeltaGraph User's Guide Version 4.0: For Macintosh & Windows. SPSS, 1997.

Warning: These citations may not always be 100% accurate.