The HarperCollins Dictionary of Religion by American Academy Of Religion, Accept

This textbook is part of a series, but it works perfectly on its own.

Precalculus 11th Eleventh Edition HC by Michael Sullivan ~ ACCEPTABLE (READ)

This textbook was recommended by my instructor for the advanced module.

Pearson Precalculus by Sullivan Student Text (Eleventh Edition)

This textbook is part of a series, but it works perfectly on its own.