Papoulis, Athanasios. Probability, Random Variables, and Stochastic Processes / Athanasios Papoulis, S. Unnikrishna Pillai. - 4th ed. - New York : McGraw-Hill, c2002. - x, 852 p. : ill. ; 24 cm. Includes index. Includes bibliographic references. ISBN: 9780071226615 0071226613 Dewey Class. No.: 519.2 / PAP 519