APA (7th ed.) Citation

Hopkins, T. (1987). Northumberland National Park / Tony Hopkins. Webb & Bower.

Chicago Style (17th ed.) Citation

Hopkins, Tony. Northumberland National Park / Tony Hopkins. Exeter: Webb & Bower, 1987.

MLA (9th ed.) Citation

Hopkins, Tony. Northumberland National Park / Tony Hopkins. Webb & Bower, 1987.

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