“Problems in Contract Law: Cases and Materials, 6th Edition” is a comprehensive textbook published by Wolters Kluwer Legal & Regulatory U.S. in 2019. Authored by Nathan M. Crystal, Harry G. Prince, and Charles L. Knapp, this hardcover book is part of the Aspen Casebook Series and is designed for adult and further education levels. With 1209 pages, this new edition covers the subject areas of legal education and contracts, providing in-depth analysis and insights into various cases and materials related to contract law.”