Size: 8vo Octavo (8 to 9 inches). Text body is clean & unmarked. Binding tight, spine fine. Edges very slightly spotted or marked. ISBN: 0713400994. ISBN/EAN: 9780713400991. ** Postage for this light book will be A$6 to Australia , A$10 Worldwide (Untracked). Adjusted after checkout **. Tracked worldwide will be as per shipping charge **VIRUS UPDATE - Orders currently limited to Australia ONLY due to postal and flight difficulties ** Good luck , keep well and see you on the other side Paperback