Gustavson, K. (1964). Down's syndrome: A clinical and cytogenetical investigation. Institute of Medical genetics of the University of Uppsala.
Dyfyniad Arddull ChicagoGustavson, Karl-Henrik. Down's Syndrome: A Clinical and Cytogenetical Investigation. [Uppsala]: Institute of Medical genetics of the University of Uppsala, 1964.
Dyfyniad MLAGustavson, Karl-Henrik. Down's Syndrome: A Clinical and Cytogenetical Investigation. Institute of Medical genetics of the University of Uppsala, 1964.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.