एपीए उद्धरण

Ellis,Mark, & Johnson,Christine. (1994). Teaching Business English. US: Oford University Press.

शिकागो स्टाइल उद्धरण

Ellis,Mark, और Johnson,Christine. Teaching Business English. US: Oford University Press, 1994.

एमएलए उद्धरण

Ellis,Mark, और Johnson,Christine. Teaching Business English. US: Oford University Press, 1994.