APA način citiranja (7. izdanje)
Copper, P. (2004). Silurian (late Llandovery-Ludlow) atrypid brachiopods from Gotland, Sweden and the Welsh Borderlands, Great Britain. NRC Research Press.
Čikaški stil citiranja (17. izdanje)
Copper, Paul. Silurian (late Llandovery-Ludlow) Atrypid Brachiopods from Gotland, Sweden and the Welsh Borderlands, Great Britain. Ottawa: NRC Research Press, 2004.
MLA način citiranja (9. izdanje)
Copper, Paul. Silurian (late Llandovery-Ludlow) Atrypid Brachiopods from Gotland, Sweden and the Welsh Borderlands, Great Britain. NRC Research Press, 2004.
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