Mitchell, J. W. (1972). Operational Research Techniques And Examples. English University Press.
Chicago-stil citatMitchell, John W. Operational Research Techniques And Examples. London: English University Press, 1972.
MLA-referensMitchell, John W. Operational Research Techniques And Examples. English University Press, 1972.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.