APA (7th ed.) Citation

Catapult, Inc, Perspection, Inc, & ActiveEducation (Firm). (1999). Microsoft Office 2000 8-in-1 step by step. Microsoft Press.

Chicago Style (17th ed.) Citation

Catapult, Inc, Inc Perspection, and ActiveEducation (Firm). Microsoft Office 2000 8-in-1 Step by Step. Redmond, Wash.: Microsoft Press, 1999.

MLA (9th ed.) Citation

Catapult, Inc, et al. Microsoft Office 2000 8-in-1 Step by Step. Microsoft Press, 1999.