To access the Instructor’s Manual (ISBN-10: 0-13-237656-3) and PowerPoints (ISBN-10: 0-13-237657-1) online, instructors need to request an instructor access code. Go to www. pearsonhighered. com/irc to register for an instructor access code. Within 48 hours of registering, you will receive a confirming e-mail including an in­structor access code. Once you have received your code, locate your text in the online catalogue and click on the Instructor Resources button on the left side of the cata­logue product page. Select a supplement, and a login page will appear. Once you have logged in, you can access instructor material for all Prentice Hall textbooks. If you have any difficulties accessing the site or downloading a supplement, please con­tact Customer Service at http://247.prenhall. com.


We would like to extend a special thank you to L. Gail Barton, Meridian Community College; Karen Midden, Southern Illinois University; Carolyn W. Robinson, Auburn University; Paul C. Siciliano, Purdue University; and Phillip S. Waite, Washington State University, for their thorough and insightful review for this sixth edition. Their feedback and guidance were very helpful in making the most recent revisions to this book.

We hope that you appreciate this book as much as we enjoyed writing and illus­trating it.

Norman K Booth, FASLA James E. Hiss, FASLA