APA (7th ed.) Citation

Hayward, P. J., & Ryland, J. S. Cheilostomatous Bryozoa. Field Studies Council.

Chicago Style (17th ed.) Citation

Hayward, Peter J., and John S. Ryland. Cheilostomatous Bryozoa. Shrewsbury: Field Studies Council.

MLA (9th ed.) Citation

Hayward, Peter J., and John S. Ryland. Cheilostomatous Bryozoa. Field Studies Council.

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