Loescher, S. M. (1959). Imperfect collusion in the cement industry. Harvard University Press.
Cita Chicago (17th ed.)Loescher, Samuel M. Imperfect Collusion in the Cement Industry. Cambridge, Mass: Harvard University Press, 1959.
Cita MLA (9th ed.)Loescher, Samuel M. Imperfect Collusion in the Cement Industry. Harvard University Press, 1959.
Atenció: Aquestes cites poden no estar 100% correctes.