Brannan, D. A., Esplen, M. F., & Gray, J. (2012). Geometry (2nd ed.). Cambridge University Press.
Dyfyniad Arddull ChicagoBrannan, D. A., Matthew F. Esplen, and Jeremy Gray. Geometry. 2nd ed. Cambridge ; New York: Cambridge University Press, 2012.
Dyfyniad MLABrannan, D. A., et al. Geometry. 2nd ed. Cambridge University Press, 2012.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.