David Mcclelland

Cambridge University Press

Human Motivation                                

Martino Fine Books

The Achieving Society                            

Klett-Cotta

Macht als Motiv                                  

John Wiley & Sons Inc

Power: The Inner Experience                      

Martino Fine Books

Psychoanalysis and Religious Mysticism          

Exploring CTMU The Cognitive Model of the Universe: As formulated by Chris Langan (English Edition)

Barakaldo Books

The Achievement Motive (English Edition)        

Harvard Business Review Press

Power Is the Great Motivator (Harvard Business Review Classics) (English Edition)

Free Press

The Drinking Man                                

New York, Appleton-Century-Crofts, Inc.,

Studies in Motivation