Christopher Schaufele

• Earth Algebra, College Algebra with Applications to Environmental Issues
• Earth algebra
• Earth Algebra
• Earth Angles : Precalculus Mathematics With Applications to Environmental Issues
• Student solution manual to accompany Schaufele, Zumoff Earth algebra: College algebra with applications to environmental issues
• Earth Studies : Applied Calculus
• TestGen-EQ Macintosh Label
• TestGen-EQ Windows Label