The life of someone can encompass many facets according to his resources, his personality, his social environment

- ISBN: 978-613-8-46669-7

- ISBN: 978-613-8-48285-7

The journey of a coral-reef fish larva

- ISBN: 978-613-1-52740-1

- ISBN: 978-613-8-48811-8

- ISBN: 978-613-8-49465-2

- ISBN: 978-613-8-42808-4

- ISBN: 978-613-8-45658-2

- ISBN: 978-613-8-40539-9

Treatments of pictures & cards,decision and optimization

- ISBN: 978-620-2-28253-6

A Tool for Visionary Leaders to Achieve Successful Transformation and Sustainable Development

- ISBN: 978-3-8416-1518-3