"E. K." · E -R · Edward K. · R.K.
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Afro-Asian World a Cultural Understanding | 978-0-205-03298-3 (0-205-03298-2) | 1978 |
| Afro-Asian World a Cultural Understanding | 978-0-205-05608-8 (0-205-05608-3) | 1978 |
| Our world and its peoples | 978-0-205-07121-0 (0-205-07121-X) | 1981 |