Ross, Sheldon. A First course in probability / Sheldon Ross. - 5th ed. - Upper Saddle River, NJ : Prentice Hall, c1997. - xiv, 514 p. ; 25 cm. + 1 computer disk (3.5 in.) Includes index. ISBN: 0137463146 : Subjects--Topical Terms: Probabilities. LC Class. No.: QA273 / .R67 1997