Bryman Alan. Social Research Methods (4th.). Oxford University Press.
Čikaški stil citiranja (17. izdanje)Bryman Alan. Social Research Methods. 4th. New Delhi New Delhi: Oxford University Press.
MLA način citiranja (9. izdanje)Bryman Alan. Social Research Methods. 4th. Oxford University Press.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.