Peter Lang GmbH, Internationaler Verlag der Wissenschaften · Univ. of Nairobi Press
| title | ISBN-13 | year of publication |
|---|---|---|
| Ethics: A Basic Course for Undergraduate Students | 978-9966-846-04-4 | 1994 |
| Philosophy, humanity, and ecology: H. Odera Oruka, editor | 978-9966-41-086-3 | 1994 |
| Practical philosophy: In search of an ethical minimum | 978-9966-46-704-1 | 1997 |
| Sagacious Reasoning: H. Odera Oruka: In Memoriam: Henry Odera Oruka in Memoriam | 978-3-631-30794-6 | 1997 |