* Lt. Col. William A. Knowlton, Early Stages in the Organization of SHAPE, International Organization, Volume 13, No.1, Winter 1959* "Jane's NATO Handbook" Edited by Bruce George, 1990, Jane's Information Group ISBN 978-0-7106-0598-6* "Jane's NATO Handbook" Edited by Bruce George, 1991, Jane's Information Group ISBN 978-0-7106-0976-2* Vojtech Mastny, Sven S. Holtsmark, Andreas Wenger (ed.
* Lt. Col. William A. Knowlton, Early Stages in the Organization of SHAPE, International Organization, Volume 13, No.1, Winter 1959* "Jane’s NATO Handbook" Edited by Bruce George, 1990, Jane’s Information Group ISBN 978-0-7106-0598-6* "Jane’s NATO Handbook" Edited by Bruce George, 1991, Jane’s Information Group ISBN 978-0-7106-0976-2