APA (7th ed.) Citation

Armstrong, T. (1954). “Ice clusters”. Polar Record, 7(48), 185.

Chicago Style (17th ed.) Citation

Armstrong, Terence. "“Ice Clusters”." Polar Record 7, no. 48 (1954): 185.

MLA (9th ed.) Citation

Armstrong, Terence. "“Ice Clusters”." Polar Record, vol. 7, no. 48, 1954, p. 185.