Retailer Price Postage Total Availability / Notes
Blackwell £16.99 £0.00 £16.99 (as of 4 May 24, 06:00 GMT) Visit Shop
AbeBooks £20.68 £0.00 £20.68 (as of 4 May 24, 06:00 GMT) Visit Shop
Alibris £17.95 £2.79 £20.74 (as of 4 May 24, 06:00 GMT) Visit Shop