APA (7th ed.) Citation

The Cognitive Tutor & Algebra I Development Team. (2007). Algebra I: Homework helper. Carnegie Learning.

Chicago Style (17th ed.) Citation

The Cognitive Tutor and Algebra I Development Team. Algebra I: Homework Helper. Pittburg, Pennsylvania: Carnegie Learning, 2007.

MLA (9th ed.) Citation

The Cognitive Tutor and Algebra I Development Team. Algebra I: Homework Helper. Carnegie Learning, 2007.

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