Those aren't going to sell. They'll sit there either until the price drops to something overpriced-but-at-least-vaguely-resembling-sanity, or a reprint gets announced and they're forced to drop it to something close to retail. £1400 is just not going to happen.
Incidentally, weirdness nosing around Amazon's various international sites. Nearfine's listing for it on Amazon.ca:
CDN$ 363.81 + CDN$ 6.49 shipping
Used - Very Good
Dispatched from London. Delivery within three weeks.
Nearfine
98% positive over the past 12 months. (5,447 total ratings)
In Stock. Ships from United Kingdom.
And on Amazon.co.uk:
£790.72+ £2.80 UK delivery
Used - Very Good
Dispatched from New York. Delivery within three weeks.
Nearfine
96% positive over the past 12 months. (31,344 total ratings)
In stock. Dispatched from NY, United States.