APA (7th ed.) Citation

Gray, T. W., & Glynn, J. The beginner's guide to mathematica version 2. Addison wesley publishing.

Chicago Style (17th ed.) Citation

Gray, Theodore W., and Jerry Glynn. The Beginner's Guide to Mathematica Version 2. New york: Addison wesley publishing.

MLA (9th ed.) Citation

Gray, Theodore W., and Jerry Glynn. The Beginner's Guide to Mathematica Version 2. Addison wesley publishing.

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