APA (7th ed.) Citation

Gillen, C. (2004). Geology and landscapes of Scotland (2. print.). Terra.

Chicago Style (17th ed.) Citation

Gillen, Cornelius. Geology and Landscapes of Scotland. 2. print. Harpenden: Terra, 2004.

MLA (9th ed.) Citation

Gillen, Cornelius. Geology and Landscapes of Scotland. 2. print. Terra, 2004.