Fundamentals of Argumentation Theory
Le "management" d'Unilever dans un monde en évolution
Le management au sein d'Unilever
Le commerce international et les mouvements de capitaux vus par une société multinationale
Managing an International Company
A Public View on Banking
Corporate Planning in Unilever
Unilever's Management and Organisation
Concept and Practice of Management in Unilever
International Trade and Capital Flows
Europe and the United States
How to Improve Productivity in an International Business
The Wind of Change and Corporate Planning
International Business and the International Scene
Marketing in a Changing Environment
The Role of Industry
Enige aspecten van het wereldvoedselprobleem
Business in a Changing International Society
De internationale onderneming en de ontwikkelingslanden