Horsfall S, Cheethan-West G. Servant Leadership, Authentic Leadership, and Ethical Leadership Styles on Employee Voice Behaviour, Organisational Commitment, and Job Performance in Selected Manufacturing Firms in Rivers State. Res J Mgmt Pract [Internet]. 8 nov. 2026 [cité 12 nov. 2026];6(2):113-20. Disponible sur: https://www.openjournals.ijaar.org/index.php/rjmp/article/view/3643