APA (7th ed.) Citation

Thomas, R. (1987). The Brecon Beacons National Park / Roger Thomas. Webb & Bower.

Chicago Style (17th ed.) Citation

Thomas, Roger. The Brecon Beacons National Park / Roger Thomas. Exeter: Webb & Bower, 1987.

MLA (9th ed.) Citation

Thomas, Roger. The Brecon Beacons National Park / Roger Thomas. Webb & Bower, 1987.

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