Whittle, P. (1970). Probability. John Wiley & Sons.
Dyfyniad Arddull ChicagoWhittle, Peter. Probability. London: John Wiley & Sons, 1970.
Dyfyniad MLAWhittle, Peter. Probability. John Wiley & Sons, 1970.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.