Citazione APA

Hayward, P. J., & Ryland, J. S. (1979). British ascophoran bryozoans. Published for the Linnean Society of London by Academic Press.

Stile di citazione Chicago

Hayward, P. J., e J. S. Ryland. British Ascophoran Bryozoans. London ; New York: Published for the Linnean Society of London by Academic Press, 1979.

Citazione MLA

Hayward, P. J., e J. S. Ryland. British Ascophoran Bryozoans. Published for the Linnean Society of London by Academic Press, 1979.