APA aipamena

Clarke, S., & Simon Clarke. (2009). In company. Oxford [England]: Macmillan Education.

Chicago Style aipamena

Clarke, Simon, và Simon Clarke. In Company. Oxford [England]: Macmillan Education, 2009.

MLA aipamena

Clarke, Simon, và Simon Clarke. In Company. Oxford [England]: Macmillan Education, 2009.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.