APA (7th ed.) Citation

Gibbons, F. A. (1980). The geology of the Mona complex of the Lleyn peninsula and Bardsey Island North Wales. University of Portsmouth.

Chicago Style (17th ed.) Citation

Gibbons, F. A. The Geology of the Mona Complex of the Lleyn Peninsula and Bardsey Island North Wales. University of Portsmouth, 1980.

MLA (8th ed.) Citation

Gibbons, F. A. The Geology of the Mona Complex of the Lleyn Peninsula and Bardsey Island North Wales. University of Portsmouth, 1980.

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