International Symposium: Genes and Chromosomes, Structure and Function. [Edited by Juan I. Valencia and Rhoda F. Grell, with the cooperation of Ruby Marie Valencia]
Publicacion
Bethesda, Md. [For sale by the Supt. of Docs., U. S. Govt. Print. Off., Washington] 1965.
Sponsored by the Facultad de Ciencias Exactas y Naturales, Universidad de Buenos Aires, Departmento de Biologโia Experimental, and other organizations.