TY - BOOK AU - Dovring,Folke AU - Dovring,Karin TI - The optional society: an essay on economic choice and bargains of communication in an affluent world SN - 9024712785 : U1 - 330.1 PY - 1972/// 1971 CY - The Hague, The Netherlands PB - Nijhoff KW - Economic history KW - Social history KW - Communication KW - Social aspects N1 - Includes bibliographical references and index ER -