Here is the engineering loophole: The problems changed slightly, and the page numbers shifted, but the theory and tables are the same. You can grab a used 10th edition hardcover for $20 and use a classmate's 11th edition PDF just for the homework problem statements.
Need the official 11th edition? Support the authors. Buy the loose-leaf version for $60 (half the price of the hardcover) and scan the chapters you need for your own PDF. mechanical engineering design shigley 11th edition pdf
I have structured this to target engineering students who are debating whether to buy the hardcover or "find" the PDF. If you are a mechanical engineering student, you know the name. You’ve probably cursed its weight when shoving it into a backpack, or cheered when your professor said, "See the appendix for the tables." Here is the engineering loophole: The problems changed