http://www.rogerblench.info/Language/Niger-Congo/Ijoid/Ijoid%20page.htm (全文テキスト(全般))
http://www.rogerblench.info/Language/Niger-Congo/Ijoid/Kirike/KIRIKE%20dictionary.pdf (全文テキスト(全般))
Sika, L. (2005). Kirikeni okueingbolu diri: Okrika dictionary. [Cambridge]: N.A.