Feller , William . An Introduction to Probability Theory and Its Applications / Textual Documents William Feller. - 3rd ed / - New York : John Wiley & Sons , 1957. - 509p ; 20cm. Vol-1 ISBN: 9971-51-315-3 Subjects--Index Terms: G-Mathmatics G-T/G T/G-Math Dewey Class. No.: 519.2 / Fi 473 An