Nijenhuis, L. E. (1961). Blood group frequencies in the upper Digul and Muyu districts and in the Star Mountains of Netherlands New Guinea. E.J. Brill.
Dyfyniad Arddull ChicagoNijenhuis, L. E. Blood Group Frequencies in the Upper Digul and Muyu Districts and in the Star Mountains of Netherlands New Guinea. Leiden: E.J. Brill, 1961.
Dyfyniad MLANijenhuis, L. E. Blood Group Frequencies in the Upper Digul and Muyu Districts and in the Star Mountains of Netherlands New Guinea. E.J. Brill, 1961.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.