David E. Heyd

• Study and Solutions Guide for Calculus
• Elementary Algebra
• Study and Solutions Guide for Claculus
• Study and Solutions Guide for Larson's Calculus, Volume I
• Technology Laboratory Guide to Accompany Calculus with Analytic Geometry
• The mathematics of investment
• Calculus Expanded Student Study and Solution Guide
• College Algebra
• College Algebra
• Elementary Algebra
• Intermediate Algebra
• Student Solutions Manual to Accompany Calcusus (Larson and Hostetler)