Beermann, W. (1972). Developmental studies on giant chromosomes. Springer Verlag.
Dyfyniad Arddull ChicagoBeermann, W. Developmental Studies on Giant Chromosomes. New York: Springer Verlag, 1972.
Dyfyniad MLABeermann, W. Developmental Studies on Giant Chromosomes. Springer Verlag, 1972.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.