Chromosomes today : proceedings of the sixth International Chromosome Conference held in Helsinki, Finland, August 29-31, 1977 - International Chromosomes Conference 1977 : Helsinki, Finland); Sorsa, M.; Folkhalsan Institute of Genetics (Amsterdam : Elsevier North-Holland, 1977)
'Helsinki Chromosome Conference organized by the University of Helsinki, the Folkhalsan Institute of Genetics ...' - half title page verso
Keywords: Chromosomes -- Congresses