एपीए उद्धरण

Cunningham, S. (2004). American cutting edge: Class CDS. Hong Kong: Longman Asia ELT.

शिकागो स्टाइल उद्धरण

Cunningham, Sarah. American Cutting Edge: Class CDS. Hong Kong: Longman Asia ELT, 2004.

एमएलए उद्धरण

Cunningham, Sarah. American Cutting Edge: Class CDS. Hong Kong: Longman Asia ELT, 2004.