VGC plus.Penguin Books,1987.First UK paperback edition.Paperback(a couple of small creases,scratches and nicks on the edges of the cover and spine) in VGC plus.Nice and clean pages with a small ink mark on the outer edges,mark inside the first page of the book from previous owner's own sticker,a couple of small nicks and crease on the edges of the pages.249pp including Sources,glossary.