APA (7th ed.) Citation

Armstrong, T. (1967). Labour in northern USSR. Polar Record, 13(87), 769.

Chicago Style (17th ed.) Citation

Armstrong, Terence. "Labour in Northern USSR." Polar Record 13, no. 87 (1967): 769.

MLA (9th ed.) Citation

Armstrong, Terence. "Labour in Northern USSR." Polar Record, vol. 13, no. 87, 1967, p. 769.