Mbachu, Isaac Ozoemenam.
Democracy, freedom and justice in Popper and Marcuse: a comparative study in contemporary socio-political philosophy : an extract of Ph. D. Thesis in philosophy /
Isaac Ozoemenam Mbachu ; Pontifical Urban University, Faculty of philosophy 
. - Rome : Pontifical Urban University,  1985 
. - 92 p.  24 cm. 
<br/>К.: Бібліогр. : c. 75-90