APA Edition Citation

Johnstone, G. S., Mykura, W., & Phemister, J. (1989). The Northern Highlands of Scotland (4th ed.). H.M.S.O.

Chicago Edition Citation

Johnstone, G. Scott, W. Mykura, and J. Phemister. The Northern Highlands of Scotland. 4th ed. London: H.M.S.O, 1989.

MLA Edition Citation

Johnstone, G. Scott, et al. The Northern Highlands of Scotland. 4th ed. H.M.S.O, 1989.