000 nam a22 7a 4500
999 _c30237
_d30237
005 20171027162157.0
008 170404b xxu||||| |||| 00| 0 eng d
020 _a9789041104588
040 _aUPES LIBRARY
_bEnglish
082 _a341.37
_bVIL
100 _aVilliger, Mark Eugen
_948045
240 _aDevelopment in International law: Vol. 28
245 _aCustomary international law and treaties
_b: a manual on the theory and practice of the interrelation of sources
250 _a2nd rev ed.
260 _aNetherlands:
_bKluwer Law International
_cxxi, 346p.
650 _aLaw
_948047
650 _aInternational law
_96714
942 _cREF