Arnold, W., Plas, J. The human touch: Today's most unusual program for productivity and profit. New York etc.: John Wiley & Sons, 1993 272 p. 0-471-57291-8.
Arnold, W., Plas, J. The human touch: Today's most unusual program for productivity and profit. New York etc.: John Wiley & Sons, 1993 272 p. 0-471-57291-8.
Arnold, W., Plas, J. (1993) The human touch: Today's most unusual program for productivity and profit, New York etc.: John Wiley & Sons 272 p. 0-471-57291-8.
Arnold, W., & Plas, J. (1993). The human touch: Today's most unusual program for productivity and profit. New York etc.: John Wiley & Sons, 272 p.
Arnold W, Plas J. The human touch: Today's most unusual program for productivity and profit. New York etc.: John Wiley & Sons; 1993. p. 272 p. ISBN: 0-471-57291-8.