APA (7th ed.) Citation

Armstrong, T. (1968). Notes on a visit to Yakutskaya ASSR, July 1967. Polar Record, 14(89), 179.

Chicago Style (17th ed.) Citation

Armstrong, Terence. "Notes on a Visit to Yakutskaya ASSR, July 1967." Polar Record 14, no. 89 (1968): 179.

MLA (9th ed.) Citation

Armstrong, Terence. "Notes on a Visit to Yakutskaya ASSR, July 1967." Polar Record, vol. 14, no. 89, 1968, p. 179.