Cameron, P. J., Hirschfeld, J. W. P., & Hughes, D. R. (1981). Finite geometries and designs. Cambridge University.
Cita Chicago (17th ed.)Cameron, P. J., J. W. P. Hirschfeld, i D. R. Hughes. Finite Geometries and Designs. Cambridge: Cambridge University, 1981.
Cita MLA (9th ed.)Cameron, P. J., et al. Finite Geometries and Designs. Cambridge University, 1981.
Atenció: Aquestes cites poden no estar 100% correctes.