Merkow, Mark S. Information security : Principles and practices / Mark S. Merkow and Jim Breithaupt. - Upper Saddle River, N.J. : Pearson Prentice Hall, 2006. - xxvii, 420 p. : ill. ; 24 cm. - Security series . - Security series (Upper Saddle River, N.J.) . Includes bibliographical references and index. ISBN: 0131547291 Ksh 4,200/= Subjects--Topical Terms: Computer security. LC Class. No.: NBI QA 76.9.A25 / M4