Product description162p hardback, from a Cambridge college library, nice clean copy, minor hurt to back coverFrom the PublisherThis product is not a traditionally bound book. Many ProQuest UMI products are black-and-white reproductions of original publications produced through the Books On Demand ® program. Alternately, this product may be a photocopy of a dissertation or it may be a collection reproduced on microfiche or microfilm if it is intended for library purchase.