Papi, Ugo . Economic problems of agriculture in industrial societies / edited by Ugo Papi and Charles Nunn. - London : Macmillan , 1969. - xxix,671p. : ill.,table ; 22cm floppies . Include index ISBN: 0333035739 UKP 20.00 Subjects--Index Terms: AGRICULTURAL INDUSTRIES Dewey Class. No.: 338.954 / PAP/E