1. Flat and Curved Space-Times
by Ellis, George F R, and Williams, Ruth M 
Price: USD 31.75
Dealer: Alibris, Phatpocket Limited via Alibris
Description: Oxford University Press, USA 1988 Hard cover Acceptable Used-Acceptable. Name stamped on book edge. Ships from UK in 48 hours or less (usually same day). Your purchase helps support Sri Lankan Children's Charity 'The Rainbow Centre'. Ex-library with wear and barcode page may have been removed. 100% money back guarantee. We are a world class secondhand bookstore based in Hertfordshire, United Kingdom and specialize in high quality textbooks across an enormous variety of subjects. We aim to provide a vast range of textbooks, rare and collectible books at a great price. Our donations to The Rainbow Centre have helped provide an education and a safe haven to hundreds of children who live in appalling conditions. We provide a 100% money back guarantee and are dedicated to providing our customers with the highest standards of service in the bookselling industry.