Marchenko, N. (2012). Russian Arctic Seas: Navigational conditions and accidents. Springer Berlin Heidelberg. https://doi.org/10.1007/978-3-642-22125-5
Dyfyniad Arddull ChicagoMarchenko, Nataliya. Russian Arctic Seas: Navigational Conditions and Accidents. Berlin, Heidelberg: Springer Berlin Heidelberg, 2012. https://doi.org/10.1007/978-3-642-22125-5.
Dyfyniad MLAMarchenko, Nataliya. Russian Arctic Seas: Navigational Conditions and Accidents. Springer Berlin Heidelberg, 2012. https://doi.org/10.1007/978-3-642-22125-5.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.