De la défense à la communication

- ISBN: 978-620-6-70785-1

- ISBN: 978-613-8-42738-4

- ISBN: 978-613-8-42677-6

Total Quality Management

- ISBN: 978-613-8-41368-4

- ISBN: 978-3-639-54935-5

An African Flavoured Notebook

- ISBN: 978-613-1-53476-8

- ISBN: 978-3-8417-9068-2

Socially responsible investment: Why non-financial returns are difficult to measure in the case of impact investment?

- ISBN: 978-620-2-27759-4

EN R.D. CONGO

- ISBN: 978-620-8-82425-9

REPUBLIQUE DEMOCRATIQUE DU CONGO

- ISBN: 978-620-8-82583-6