Jobling, James A (2010). The Helm Dictionary of Scientific Bird Names. London: Christopher Helm. pp. 217, 351. ISBN 978-1-4081-2501-4.
Frere, Catherine Frances (arranged and edited by) (1909). The Cookery Book of Lady Clark of Tillypronie. Constable and Co. pp. 142–143.
Gilbert, L.; Jones, L. D.; Laurenson, M. K.; Gould, E. A.; Reid, H. W.; Hudson, P. J. (2004). "Ticks need not bite their red grouse hosts to infect them with louping ill virus". Proceedings of the Royal Society B: Biological Sciences. 271: S202. doi:10.1098/rsbl.2003.0147
