Não informado. (2003). Development and investment in Central Africa. Parker.
Chicagoスタイル(17版)引用形式Não informado. Development and Investment in Central Africa. Salisbury, Zimbabwe: Parker, 2003.
MLA(8版)引用形式Não informado. Development and Investment in Central Africa. Parker, 2003.
警告: この引用は必ずしも正確ではありません.