There has been data ("Manuale di matematica per moduli Ruffini & Pacioli. Moduli C-D plus: il calcolo letterale & le equazioni. Per le Scuole superiori") available for this ISBN from the data sources that books-by-isbn.com uses, but not on the latest request on Thu Jan 16 23:05:02 2020, so the data displayed here has been removed .