Ionin, Y. J., & Shrikhande, M. S. (2006). Combinatorics of symmetric designs. Cambridge University Press.
Chicago-čujuhus (17. p.)Ionin, Yury J., juo Mohan S. Shrikhande. Combinatorics of Symmetric Designs. Cambridge, UK ; New York: Cambridge University Press, 2006.
MLA-čujuhus (9. p.)Ionin, Yury J., juo Mohan S. Shrikhande. Combinatorics of Symmetric Designs. Cambridge University Press, 2006.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.