Flik, E. & Magrit Bolli. 1980. Yakouba. In Kropp Dakubu, M. E. (ed.), West African language data sheets, vol. 2. Leiden: West African Linguistic Society and African Studies Centre.
@misc{11575,
author = {Flik, E. and Bolli, Magrit},
title = {Yakouba. In Kropp Dakubu, M. E. (ed.), West African language data sheets, vol. 2. Leiden: West African Linguistic Society and African Studies Centre.},
year = {1980}
}