APA aipamena

Johnson, D., & David Johnson; James Michael Stewart; Andy Ruth. A. Cambridge, MA: Course Technology.

Chicago Style aipamena

Johnson, David, và David Johnson; James Michael Stewart; Andy Ruth. A. Cambridge, MA: Course Technology.

MLA aipamena

Johnson, David, và David Johnson; James Michael Stewart; Andy Ruth. A. Cambridge, MA: Course Technology.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.