Samba E. ., . (1994). The Onchocerciasis Control Programme in West Africa Public Health in Action-1. : W.H.O.
Samba E.M, . 1994. The Onchocerciasis Control Programme in West Africa Public Health in Action-1. : W.H.O.
Samba E.M, . The Onchocerciasis Control Programme in West Africa Public Health in Action-1. : W.H.O. 1994.