APA (7th ed.) Citation

Locket, G. H., Millidge, A. F., & Merrett, P. (1975). British spiders. Ray Society.

Chicago Style (17th ed.) Citation

Locket, George Hazelwood, A. F. Millidge, and P. Merrett. British Spiders. London: Ray Society, 1975.

MLA (9th ed.) Citation

Locket, George Hazelwood, et al. British Spiders. Ray Society, 1975.