Yes. You can also order the hard copy on-line by clicking the Order button. Obviously you will have to wait a little longer for delivery, whereas the ebook can be downloaded instantly. 

The book is also available from libraries and leading bookstores in the UK (Waterstones, WH Smith, Tescos). In The Philippines you can by the book from Fully Booked and it will shortly be available in National Bookstore and Power Books.