Ansoff Igor Corporate Strategy : With an Introduction by Sir Harvey -Jones. H.Igor Ansoff. Assisted by Edward J. McDonnell - revised edition. - London : Penguin Group. 1987 - 284p. : 20cm Includes Index and bibliographical references. ISBN: 0140091122 £7.99 U.K 31.95 9780140091120 LC Class. No.: HD31.A58 Dewey Class. No.: 658.4012 / ANS