Ang, Alfredo H.S Probability concepts in engineering planning and design : basic principles / - New York : John Wiley & Sons, c1975. - xiii, 409 p. : ill. ; 23 cm. - Vol. 1 . Includes index. ISBN: 047103200X LC Class. No.: 25584-25586 Dewey Class. No.: 620.0042 / ANG