Não informado. (2003). Development and investment in Central Africa. Parker.
Lua i Stíl Chicago (17ú heag.)Não informado. Development and Investment in Central Africa. Salisbury, Zimbabwe: Parker, 2003.
Lua MLA (8ú heag.)Não informado. Development and Investment in Central Africa. Parker, 2003.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.