NNOCHIRI, E. S. (2015). Israel Esan Owolabi: A pioneering human capital builder: a biographical dialogue. Matprint Publishers.
Chicago-čujuhus (17. p.)NNOCHIRI, Emeka S. Israel Esan Owolabi: A Pioneering Human Capital Builder: A Biographical Dialogue. Matprint Publishers, 2015.
MLA-čujuhus (9. p.)NNOCHIRI, Emeka S. Israel Esan Owolabi: A Pioneering Human Capital Builder: A Biographical Dialogue. Matprint Publishers, 2015.
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