Modern Control Systems 8th Edition by Richard C. Dorf and Robert H. Bishop Paperback Addison-Wesley Longman, Inc. The book shows light handling wear. The previous owner’s name is on the inside. The pages are clean, and the binding is good. Please examine the pictures carefully as they give the best description of the condition. Also, please ask any questions you have regarding this listing. I ship promptly and securely via USPS Media Mail with tracking.