Laubenbacher, R., & Pengelley, D. (1999). Mathematical expeditions: Chronicles by the explorers. Springer.
Dyfyniad Arddull ChicagoLaubenbacher, Reinhard, and David Pengelley. Mathematical Expeditions: Chronicles by the Explorers. New York: Springer, 1999.
Dyfyniad MLALaubenbacher, Reinhard, and David Pengelley. Mathematical Expeditions: Chronicles by the Explorers. Springer, 1999.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.