Roncaglia, Alessandro. Piero Sraffa : his life thought and cultural heritage / Alessandro Roncaglia. - London : Routledge, 2000. - 129p HB ISBN: 9780415234801 LB95.00 Standard No.: 8407 [old SOUL v1.0 record id] Subjects--Topical Terms: Economist - Biography Dewey Class. No.: 330.092 / R 1 p