"Prisoner of War: Six Years in Hanoi" by John M. McGrath is a nonfiction book published in 1975 by the Naval Institute Press. This hardcover book in English offers a detailed account of the author's experiences as a prisoner of war in Hanoi. The narrative is illustrated and provides insights into the military history, specifically focusing on the author's personal story within the context of military captivity.  No writing in the margins.  No highlighting and no underlining.  See Pictures.