APA (7th ed.) Citation

GD, P., & IB, M. (1975). An expired gas collection and disposal system. British journal of anaesthesia, 47(11), 1185. https://doi.org/10.1093/bja/47.11.1185

Chicago Style (17th ed.) Citation

GD, Parbrook, and Monk IB. "An Expired Gas Collection and Disposal System." British Journal of Anaesthesia 47, no. 11 (1975): 1185. https://doi.org/10.1093/bja/47.11.1185.

MLA (9th ed.) Citation

GD, Parbrook, and Monk IB. "An Expired Gas Collection and Disposal System." British Journal of Anaesthesia, vol. 47, no. 11, 1975, p. 1185, https://doi.org/10.1093/bja/47.11.1185.