00512nam a22001817a 4500 BD-DhUL 20170409171908.0 170409s1994 nyu||||| |||| 00| 0 eng BD-DhUL BD-DhUL 020.6 UND UNited Nations Directory of United nations information sources / UNited Nations 5th edi. New York : UNited Nations , 1994. 573 p. ; 29 cm. Information science ddc REF 173743 173743 0 0 ddc 0 020_600000000000000_UND 1 REF 309813 DUL DUL UNC 2017-04-09 Gift 020.6 UND D19305 2017-04-09 2017-04-09 REF 0 0 ddc 0 020_600000000000000_UND 1 REF 311577 DUL DUL UNC 2017-04-10 Gift 020.6 UND D19408 2017-04-10 2017-04-10 REF