एपीए उद्धरण

Mitchell, J. W. (1972). Operational Research Techniques And Examples. English University Press.

शिकागो स्टाइल उद्धरण

Mitchell, John W. Operational Research Techniques And Examples. London: English University Press, 1972.

एमएलए उद्धरण

Mitchell, John W. Operational Research Techniques And Examples. English University Press, 1972.