APA (7th ed.) Citation

Bruton, D. L. (1984). Aspects of the Ordovician system. Universitetsforlaget.

Chicago Style (17th ed.) Citation

Bruton, David L. Aspects of the Ordovician System. Oslo: Universitetsforlaget, 1984.

MLA (9th ed.) Citation

Bruton, David L. Aspects of the Ordovician System. Universitetsforlaget, 1984.

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