एपीए उद्धरण

Bixby, J. E. (1991). Intercom 2000: Workbook. Boston, MA: Thomson/Heinle&Heinle.

शिकागो स्टाइल उद्धरण

Bixby, Jennifer E. Intercom 2000: Workbook. Boston, MA: Thomson/Heinle&Heinle, 1991.

एमएलए उद्धरण

Bixby, Jennifer E. Intercom 2000: Workbook. Boston, MA: Thomson/Heinle&Heinle, 1991.