- ISBN: 978-620-2-31619-4

- ISBN: 978-620-2-31328-5

Key to Organizational Development

- ISBN: 978-620-2-30148-0

- ISBN: 978-620-2-31108-3

- ISBN: 978-3-659-84560-4

- ISBN: 978-620-2-31253-0

carp polyculture under fertilized and supplementary feeding conditions

- ISBN: 978-3-639-51155-0

- ISBN: 978-613-8-84201-9

Themes from the Grassroots

- ISBN: 978-613-8-93306-9

Towards Constitutional Review In Nigeria A SOCIOLINGUISTIC APPROACH

- ISBN: 978-613-8-94289-4