{"product_id":"j-n-reddy-energy-principles-and-variational-methods-in-engineering-9780471179856","title":"Energy Principles and Variational Methods in Engineering","description":null,"brand":"John Wiley \u0026 Sons Inc","offers":[{"title":"Default Title","offer_id":53852050948438,"sku":null,"price":0.0,"currency_code":"EUR","in_stock":false}],"url":"https:\/\/www.momoxbooks.com\/products\/j-n-reddy-energy-principles-and-variational-methods-in-engineering-9780471179856","provider":"momoxbooks","version":"1.0","type":"link"}