Ronald L.Graham,Donald E.Knuth,Oren Patashnik. (1989). Concrete Mathematics. Addison-Wesley Publishing.
Dyfyniad Arddull ChicagoRonald L.Graham,Donald E.Knuth,Oren Patashnik. Concrete Mathematics. Addison-Wesley Publishing, 1989.
Dyfyniad MLARonald L.Graham,Donald E.Knuth,Oren Patashnik. Concrete Mathematics. Addison-Wesley Publishing, 1989.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.