Atkins, J. (1941). The distribution of fish. V. Gollancz.
Dyfyniad Arddull ChicagoAtkins, John. The Distribution of Fish. London: V. Gollancz, 1941.
Dyfyniad MLAAtkins, John. The Distribution of Fish. V. Gollancz, 1941.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.