Saganuwan Alhaji Saganuwan
Philippa Mason
E. Friederichs, W. Burow, W. Tillmann
Valerian J Derlega, Ralitsa S Maduro, Louis H Janda [...]
Aasem Saif, Neveen Soliman, Alaa Abdelhamid
John Stuart
Marc Romana, Philippe Connes, Nigel S. Key
Samir K. Ballas, Philippe Connes
Bakhieta Ibrahim Attalla
Sotubo Sotomiwa, Sourabh Sharma, Amisu Mumuni [...]
, Amisu Mumuni 
