books.google.co.ukhttp://books.google.co.uk/books/about/The_encyclopedia_of_codenames_of_World_W.html?id=MNcNAAAAQAAJ&utm_source=gb-gplus-shareThe encyclopedia of codenames of World War II
View Guide - World War II The encyclopedia of codenames of World War II/ Christopher Chant. Publication info: London : Routledge & Kegan Pual, c1986. Physical description: viii ... www.lib.byu.edu/ subsutility/ viewGuide.php?gid=191& nav=1