Italie (1) Toscane (1) Employment (1) History (1) Assaying (1) Tenth century (1) Tact (1) Service industries (1) Philology (1) Middle Ages (1) Methods engineering (1) Leases (1) Land tenure (1) International division of labor (1) Humility (1) Discretion (1) Diplomatics (1) Civilization, Modern (1) Asset-liability management (1) Sources (1) Sources (1) Analysis (1) Ninth century (1) Organization (1) Occupations (1) Historiography (1) Organización del trabajo (1) Organizaciones (1) Empresas de servicios (1) Humildad (1)