books.google.it - Measurement is fundamental to all the sciences, the behavioural and social as well as the physical and in the latter its results provide our paradigms of 'objective fact'. But the basis and justification of measurement is not well understood and is often simply taken for granted. Henry Kyburg Jr proposes...http://books.google.it/books/about/Theory_and_measurement.html?hl=it&id=FIc8AAAAIAAJ&utm_source=gb-gplus-shareTheory and measurement
