OneKey means one site for all students premium resources and teaching resources. Visit www.prenhall.com/onekey. 

• Internet Study Guide, prepared by Thomas Quirk of Webster University, includes two quizzes. Students can take the Concept Check Quiz prior to reviewing the chapter to asses their initial understanding. Students can take the Concept Challenge Quiz after reviewing the chapter.
• Additional quizzing, prepared by Ronald Heimler of LIM College, are questions that help students build their critical thinking skills.
• Learning Modules, prepared by Tracy Ryan of Virginia Commonwealth University, include chapter-by-chapter summaries and multiple-choice questions.
• OneKey requires an acess code, which can be shrink-wrapped with new copies of this text. Please contact your local sales representative for the correct ISBN.

Pearson Higher Education offers special pricing when you choose to package your text with other student resources. If you're interested in creating a cost-saving package for your students contact your Pearson Higher Education representative.