International law in historical perspective / By J. H. W. Verzijl. Verzijl, Jan Hendrik Willem, 1888- Heere, Wybo P. Offerhaus, J. P. S. International law History. JX3695.D8 V47 341 VEI Vol. 11 by J.H.W. Verzijl, W.P. Heere, J.P.S. Offerhaus. Vol. 11-12 published: Dordrecht ; Boston : M. Nijhoff. Leyden, A. W. Sijthoff, 1968-1998. 1968-1998. 1968 Text 12 v. ; eng Nova et vetera iuris gentium. Series A, Modern international law, no. 4, 6-14, 16, 19 Nova et vetera iuris gentium. Series A, Modern international law ; no. 4, etc.