एपीए उद्धरण

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

शिकागो स्टाइल उद्धरण

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

एमएलए उद्धरण

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