APA (7th ed.) Citation

Dixon, P. S., & Price, J. H. (1981). The genus Callithamnion (Rhodophyta: Ceramiaceae) in the British Isles. British Museum.

Chicago Style (17th ed.) Citation

Dixon, Peter S., and James H. Price. The Genus Callithamnion (Rhodophyta: Ceramiaceae) in the British Isles. London: British Museum, 1981.

MLA (9th ed.) Citation

Dixon, Peter S., and James H. Price. The Genus Callithamnion (Rhodophyta: Ceramiaceae) in the British Isles. British Museum, 1981.