HyperWar: Diplomatic & Political Documents of WWII
The British War Blue Book
(Documents concerning German-Polish relations and the outbreak of hostilities
between Great Britain and Germany on September 3, 1939)
Netherlands Orange Book
(Summary of the Principal Matters Dealt with by the Ministry of Foreign Affairs in Connection with the State of War up till November 1939)
Juggernaut Over Holland, The Dutch Foreign Minister's Personal Story of the Invasion of the Netherlands