309.0723
C334D
           Casley, D J
               Data collection in developing countries \ D J Casley - Oxford : Clarendon, 1982.
               244p. ;23cm
                This book belongs to DMEO

                ISBN: 0-19-877124-X

110961
C19764
                Subjects: SOCIAL SURVEYS-DEVELOPING COUNTRIES; SAMPLING (STATISTICS).