एपीए उद्धरण

Bowler, B., & Parminter, S. (1992). Headway, Pre-Intermediate: Pronunciation. Oxford: Oxford University Press.

शिकागो स्टाइल उद्धरण

Bowler, Bill, और Sue Parminter. Headway, Pre-Intermediate: Pronunciation. Oxford: Oxford University Press, 1992.

एमएलए उद्धरण

Bowler, Bill, और Sue Parminter. Headway, Pre-Intermediate: Pronunciation. Oxford: Oxford University Press, 1992.

चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.