As for the pdf version of the book, I assume you are looking for a downloadable version of the 7th edition. However, I need to clarify that downloading copyrighted materials without permission may not be permissible. You may want to check with your institution or library to see if they have a copy of the book or provide access to the pdf version.
: Available at retailers like AbeBooks or Amazon . Analytical Mechanics Fowles 7th Edition Pdf 11 UPD