Coba jelasin ISBN 0-7102-1141-4. dari Adam Roberts dong

ISBN 0-333-39306-6 (hardback); ISBN 0-333-37307-3 (paperback). On Google.

(Also published as Civilian Resistance as a National Defense, Stackpole Books, Harrisburg, US, 1968; and, with a new Introduction on 'Czechoslovakia and Civilian Defence', as Civilian Resistance as a National Defence, Penguin Books, Harmondsworth, UK, and Baltimore, US, 1969. ISBN 0-14-021080-6.)