1.
|
Mankon, Bamenda, Cameroon : Langaa Research & Pub. CIG, 2008.
|
2.
|
Mankon, Bamenda : Langaa Research & Pub. CIG, c2008.
|
3.
|
Bamenda, Cameroon : Langaa, 2009.
|
4.
|
Mankon, Bamenda, Cameroon : Langaa RPCIG, 2009.
|
5.
|
Mankon, Bamenda, Cameroon : Langaa RPCIG, 2009.
|
6.
|
Mankon, Cameroon : Langaa RPCIG, 2009.
|