एपीए उद्धरण

Bell, S., & Matley, H. (1971). Mathematics for higher national certificate. Cambridge University Press.

शिकागो स्टाइल उद्धरण

Bell, S.W, और H. Matley. Mathematics for Higher National Certificate. London: Cambridge University Press, 1971.

एमएलए उद्धरण

Bell, S.W, और H. Matley. Mathematics for Higher National Certificate. Cambridge University Press, 1971.