International Maritime Organization. (2016). Polar code: International code for ships operating in polar waters (2016 edition.). London: IMO.
Citación estilo ChicagoInternational Maritime Organization. Polar Code: International Code for Ships Operating in Polar Waters. 2016 edition. London: IMO, 2016.
Cita MLAInternational Maritime Organization. Polar Code: International Code for Ships Operating in Polar Waters. 2016 edition. London: IMO, 2016.
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