Books on Reserve are located behind the circulation desk. Ask a circulation staff member or student worker for the book by class number.
You have to log onto http://print.dixie.edu to add money to your print account using a credit or debit card (Hint: if you don't want the program to remember your card number just "continue as guest" when you get to the appropriate screen.
A Reserve book is a textbook or material that your instructor has put on Reserve for your classes use during the semester. Most of these materials are limited to "in library" use only. That way all of the students in the class can have the opportunity to view the material.