Twenty steps to power, influence and control over people /
Gabriel, H.W.
Twenty steps to power, influence and control over people / H.W. Gabriel. - New Jersey : Prentice-Hall, 1962. - 210 p.
Politics
Twenty steps to power, influence and control over people / H.W. Gabriel. - New Jersey : Prentice-Hall, 1962. - 210 p.
Politics