Cita APA (7a ed.)

Roberts, M. J. (1985). The spiders of Great Britain and Ireland. Brill.

Cita Chicago Style (17a ed.)

Roberts, Michael J. The Spiders of Great Britain and Ireland. Leiden: Brill, 1985.

Cita MLA (9a ed.)

Roberts, Michael J. The Spiders of Great Britain and Ireland. Brill, 1985.