Chukwu, E. N. [ca. 2005]. A mathematical treatment of economic cooperation and competition among nations : with Nigeria, USA, UK, China and Middle East examples/. In Mathematics in science and engineering (1 st ed.) [Cd]. Amsterdam: Elsevier.
ISO-690 (author-date, English)CHUKWU, Ethelbert N., 2005. A mathematical treatment of economic cooperation and competition among nations : with Nigeria, USA, UK, China and Middle East examples/. 1 st ed. Amsterdam: Elsevier. ISBN 9780080459523.
Modern Language Association 9th editionChukwu, E. N. „A mathematical treatment of economic cooperation and competition among nations : with Nigeria, USA, UK, China and Middle East examples/“. Mathematics in science and engineering, 1 st ed., cd, Elsevier, 2005.
Mohr Siebeck - Recht (Deutsch - Österreich)Chukwu, Ethelbert N.: A mathematical treatment of economic cooperation and competition among nations : with Nigeria, USA, UK, China and Middle East examples/, 1 st ed. Aufl. Amsterdam 2005.
Emerald - HarvardChukwu, E.N. (2005), A mathematical treatment of economic cooperation and competition among nations : with Nigeria, USA, UK, China and Middle East examples/, Mathematics in science and engineering, 1 st ed., Bd. , Elsevier, Amsterdam.