Paperback. Some cover/edge wear. Pages are in good condition! - Disclaimer: May have a different cover image than stock photos shows, as well as being a different edition/printing, unless otherwise stated. Please contact us if you're looking for one of these specifically. Your order will ship with FREE Delivery Confirmation (Tracking). We are a family business, and your satisfaction is our goal! Additional Details ------------------------------ Author: National Research Council, Institute of Medicine, Board on Agriculture and Natural Resources, Food and Nutrition Board, Board on Life Sciences, Committee on Identifying and Assessing Unintended Effects of Genetically Engineered Foods on Human Health Package quantity: 1