Barkenbus, J. (1979). Deep seabed resources ; politics and technology. the free press.
Dyfyniad Arddull ChicagoBarkenbus, Jack. Deep Seabed Resources ; Politics and Technology. New York: the free press, 1979.
Dyfyniad MLABarkenbus, Jack. Deep Seabed Resources ; Politics and Technology. the free press, 1979.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.