- ISBN: 978-3-639-51054-6

THE MYANMAR CASE

- ISBN: 978-620-6-77001-5

- ISBN: 978-3-639-51390-5

- ISBN: 978-3-639-76588-5

Descriptive analysis and performer's guide

- ISBN: 978-3-639-71469-2

- ISBN: 978-3-639-86082-5

Perspectives on Anglophone Cameroon Poetry

- ISBN: 978-3-639-86229-4

Basics, Concepts, Properties, Examples and some Results

- ISBN: 978-3-330-65138-8

- ISBN: 978-3-639-51680-7

On business idea screening and sustainability

- ISBN: 978-613-8-95198-8