Study guide to accompany Ragan and Thomas Principles of economics By Trenary, Roger C. Books / Paperback Books ISBN: 0155716026 / Publisher: Harcourt Brace Jovanovich, January 1990 Price Starting at $10.00 Free Shipping Send to a friend Add to Wishlist Below is a list of products arranged by condition. Select the quantity of the product you desire and click the "Add" button. Used - Good Good condition. A copy that has been read but remains intact. May contain markings such as bookplates, stamps, limited notes and highlighting, or a few light stains. $10.00 1 in Stock at Warehouse Quantity Add Free Shipping to continental U.S. OR $1.00 per item discount if shipped to store. Reviews Goodreads reviews for Study guide to accompany Ragan and Thomas Principles of economics