एपीए उद्धरण

Warshawsky, D., & Byrd, D. R. H. (1994). Spectum: A communicative course in English. Englewood Cliffs, NJ: Prentice Hall Regents.

शिकागो स्टाइल उद्धरण

Warshawsky, Diane., और Donald R. H. Byrd. Spectum: A Communicative Course in English. Englewood Cliffs, NJ: Prentice Hall Regents, 1994.

एमएलए उद्धरण

Warshawsky, Diane., और Donald R. H. Byrd. Spectum: A Communicative Course in English. Englewood Cliffs, NJ: Prentice Hall Regents, 1994.