Naden, Tony (1996). Time and the Calendar in Some Ghanaian Languages. University of Ghana. Institute of African Studies: Ghana Institute of Linguistics, Literacy, and Bible Translations. p. 130. OCLC40768200.
Naden, Tony (1975). Collected Notes on Some North-Ghanaian Kinship Systems. The Institute. p. 77. OCLC12808250.
Naden, Tony (1974). Kinship Terminology and Some of the Social Correlates Or Outworkings of the Kinship System in Ghanaian Culture. Legon Institute of African Studies. p. 77. OCLC254121053.