(1961). New Danish ice-strengthened ships. Polar Record, 10(67), 409.
Chicago Style (17th ed.) Citation"New Danish Ice-strengthened Ships." Polar Record 10, no. 67 (1961): 409.
MLA (9th ed.) Citation"New Danish Ice-strengthened Ships." Polar Record, vol. 10, no. 67, 1961, p. 409.
Warning: These citations may not always be 100% accurate.