. . "Essays in the public philosophy of development / P. N. C. Okigbo, 1993. - . - LC Authorities : Okigbo, P. N. C. (Pius Nwabufo C.). - http://authorities.loc.gov. - 2023-02-11"@fr . . . . . "Économiste" . "1990-12-18" . . . . . . . . "Économiste" . . . "male" . . . . "2023-02-11" . . "2000-09-11" . . . "2013-07-25"^^ . . "2000"^^ . . "12178304"^^ . "1924"^^ . . . "Pius Nwabufo C. Okigbo (1924-2000)"@fr . "Économiste"@fr . . . "VIAF" . . . "02-06" . "Pius Nwabufo C. Okigbo" . . "Pius Nwabufo C." . "0000000081675683" . "1924-02-06" . . . "Londres" . "Okigbo" . . . . . . "Londres" .