(1941). The Northern Sea Route of the U.S.S.R. Polar Record, 3(21), 357.
Chicago Style (17th ed.) Citation"The Northern Sea Route of the U.S.S.R." Polar Record 3, no. 21 (1941): 357.
MLA (9th ed.) Citation"The Northern Sea Route of the U.S.S.R." Polar Record, vol. 3, no. 21, 1941, p. 357.
Warning: These citations may not always be 100% accurate.