Director’s guide to management techniques : with register of consultants and advisory organisations

Autor: editors Dennis Lock, Gerard Tavernier ; advisory editor George Bull ; foreword by Sir Richard Powell
Rok: 1970

The director's handbook

Autor: edited by George Bull
Rok: 1969

The Director's Handbook

Autor: Bull, George
Rok: 1969

The prince

Autor: Machiavelli, Niccolò, 1469-1527, Niccolò Machiavelli ; translated with an introduction by George Bull
Rok: 1961