<p style="margin:0px;"><b>ALERT: </b>Before you purchase, check with your instructor or review your course syllabus to ensure that you <b>select the correct ISBN</b>. Several versions of Pearson's MyLab & Mastering products exist for each title, including customized versions for individual schools, and registrations are not transferable. In addition, <b>you may need a CourseID</b>, provided by your instructor, to register for and use Pearson's MyLab & Mastering products.</p> <p style="margin:0px;"> </p> <p style="margin:0px;"><u>Packages</u></p> <p style="margin:0px;">Access codes for Pearson's MyLab & Mastering products may not be included when purchasing or renting from companies other than Pearson; check with the seller before completing your purchase.</p> <p style="margin:0px;"> </p> <p style="margin:0px;"><u>Used or rental books</u></p> <p style="margin:0px;">If you rent or purchase a used book with an access code, the access code may have been redeemed previously and you may have to purchase a new access code.</p> <p style="margin:0px;"> </p> <p style="margin:0px;"><u>Access codes</u></p> <p style="margin:0px;">Access codes that are purchased from sellers other than Pearson carry a higher risk of being either the wrong ISBN or a previously redeemed code. Check with the seller prior to purchase.</p> <p style="margin:0px;"> </p> --