You can download Fundamentals of Fixed Prosthodontics 4th Edition by Herbert T. Shillingburg free in pdf format.
About Book
This edition has been updated to reflect new research, materials, and techniques in fixed prosthodontics. It is designed to serve as an introduction to restorative dentistry techniques using fixed partial dentures and cast metal, metal-ceramic, and all-ceramic restorations, providing the background knowledge needed by the novice and serving as a refresher for the practitioner or graduate student.