Its theories and dialectical relations between the creator and the recipient

- ISBN: 978-613-8-97455-0

- ISBN: 978-620-2-31751-1

- ISBN: 978-620-2-30651-5

Simple Encouragement Strategies for Adults Who Want to Help

- ISBN: 978-613-8-92989-5

Introduction to Cloud

- ISBN: 978-620-2-30345-3

- ISBN: 978-620-6-77496-9

- ISBN: 978-3-639-71788-4

- ISBN: 978-3-659-83856-9

- ISBN: 978-620-5-52366-7

- ISBN: 978-3-639-76110-8