Source Code Coupon

To provide you with CD-ROMss that are packed with more software, we’re offering the source code (which usually comes packaged with the Linux operating system) via mail. This offer is valid for a period of one year from the date of purchase. Mail in the coupon located on the companion CD-ROM with a dated cash register receipt and a money order for $9.95 for orders within the U.S. or $13.95 for orders outside the United States (U.S. funds only). Please make sure that you list the ISBN 4133-1 on your check or money order so that we can ensure that you receive the CD-ROM that corresponds to your book. Please allow 4 to 6 weeks for delivery.