APA (7th ed.) Citation

Cameron, I. B., MacGregor, M., & Stephenson, D. (1985). The Midland Valley of Scotland (3rd ed.). H.M.S.O..

Chicago Style (17th ed.) Citation

Cameron, I. B., M. MacGregor, and D. Stephenson. The Midland Valley of Scotland. 3rd ed. London: H.M.S.O., 1985.

MLA (9th ed.) Citation

Cameron, I. B., et al. The Midland Valley of Scotland. 3rd ed. H.M.S.O., 1985.

Warning: These citations may not always be 100% accurate.