The textbook to buy at the bookstore is 

Required:  Contemporary World Regional Geography, Global Connections, Local Voices by Bradshaw, White and Diamond, 2004, 1st edition, McGraw Hill, New York.  ISBN:0-07-254975-0

Table of contentsSummaries of chaptersKey terms and concepts for each chapter

It comes bundled with Rand McNally Atlas of World Geography 

Recommended: Student web page for World Regional Geography

The Best Student Atlas is Rand McNally Goode's World Atlas (Goode's World Atlas, 20th edition) This is an excellent student atlas and will be useful for the rest of your life. It is a good investment. It is available used from Amazon for $18.00.