{"product_id":"invariant-measurement","title":"Invariant Measurement","description":"\u003cp\u003eThis is the second edition of an introductory text that describes the principles of invariant measurement; how invariant measurement can be achieved using Rasch measurement theory; and how to use invariant measurement to solve a variety of measurement problems in the social, behavioral, and health sciences.\u003c\/p\u003e","brand":"Routledge","offers":[{"title":"Hardcover","offer_id":50014469685498,"sku":"9781032603438","price":233.99,"currency_code":"USD","in_stock":true},{"title":"Paperback","offer_id":50014469718266,"sku":"9781032603391","price":77.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0840\/1253\/1962\/files\/imageloader_f3613098-dcf2-4f00-9a97-72599edb748c.jpg?v=1786134032","url":"https:\/\/mindsourcebooks.com\/products\/invariant-measurement","provider":"Mind Source Books","version":"1.0","type":"link"}