| Levinsohn, Stephen H., editor | Discourse Features of Ten Languages of West-Central Africa | 1994 | SIL International Publications in Linguistics | Linguistics |
| Boyd, Raymond | Adamawa-Ubangi | 1989 | | Sociolinguistics |
| Hedinger, Robert | Northern Bantoid | 1989 | | Sociolinguistics |
| Watters, John R | Tone in Western Ejagham (Etung): the case of lexical and postlexical tone on nouns | 2000 | | Linguistics |
| Watters, John R | Some phonological characteristics of Ejagham (Etung), an Ekoid Bantu language of Cameroon and Nigeria | 2001 | Grammatische analysen Afrikanischer Sprachen | Linguistics |
| Bendor-Samuel, John T. | Translation Needed | 1970 | | Communications, Language Program Management |
| Watters, John R | Bantoid overview | 1989 | | Sociolinguistics |
| Watters, John R. and Jacqueline Leroy | Southern Bantoid | 1989 | | Sociolinguistics |
