"Operation Iceberg : The Invasion and Conquest of Okinawa in World War II" by Gerald Astor is a nonfiction book published by Random House Publishing Group in 1996. This 576-page mass market paperback, measuring 6.8 inches in length, 4.2 inches in width, and 1.3 inches in height, offers a detailed account of the military history of the Invasion and Conquest of Okinawa in World War II. The book features illustrations and delves into the Asian/Japanese aspects of the World War II genre, making it a valuable addition to the literature surrounding this significant historical event.