Genetics today : Proceedings of the XI International Congress of Genetics, The Hague ... 1963 : Vol. 1 / edted by S.J. Geerts. International Congress of Genetics (11th : 1963 : Hague, Netherlands) Genetics 575.10631 18 GEE Oxford : Pergamon Press, 1963-1965. 1963-1965. 1963 Text 3 v. eng