Biggs, Norman Discrete mathematics / by Norman L. Biggs. - 2nd ed. - Oxford [England] ; New York : New Delhi : Oxford University Press, 2003. - xiv, 425 p. : ill. ; 26 cm. Includes index. ISBN: 0195667522 9780195667523 Subjects--Topical Terms: Computer science--Mathematics. Dewey Class. No.: 512.1 / BIG/D