APA (7th ed.) Citation

Hayward, P. J., & Ryland, J. S. Cheilostomatous bryozoa: Notes for the identification of British species. The Linnean Society [u.a.].

Chicago Style (17th ed.) Citation

Hayward, Peter J., and J. S. Ryland. Cheilostomatous Bryozoa: Notes for the Identification of British Species. London [u.a.]: The Linnean Society [u.a.].

MLA (9th ed.) Citation

Hayward, Peter J., and J. S. Ryland. Cheilostomatous Bryozoa: Notes for the Identification of British Species. The Linnean Society [u.a.].