Wow! the book is US$115. Have you tried Kindle of amazon dot com? Install the the Kindle app. I'm looking at the ebook right now on my phone. It's best to download the Kindle app on your laptop. So, you won't strain your eyes reading on your phone or Tablet f iPad screen. But if you have those, it's good too.
Price for Robbins and Cotran Pathologic Basis of Desease is US$91.02.