{"product_id":"books-four-essays-on-liberty-by-isaiah-berlin","title":"Four Essays on Liberty","description":"The four essays are 'Political Ideas in the Twentieth Century'; 'Historical Inevitability'; Two Concepts of Liberty' and 'John Stuart Mill and the Ends of Life'.","brand":"World of Books ","offers":[{"title":"Default Title","offer_id":53767622328593,"sku":null,"price":0.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0784\/4072\/6801\/files\/9780192810342.jpg?v=1783937841","url":"https:\/\/www.worldofbooks.com\/en-gb\/products\/books-four-essays-on-liberty-by-isaiah-berlin","provider":"World of Books ","version":"1.0","type":"link"}