Smock, D. R. (1969). Conflict and control in an African trade union: A study of the Nigerian Coal Miners Union. Hoover Institution Press.
Čikaški stil citiranja (17. izdanje)Smock, David R. Conflict and Control in an African Trade Union: A Study of the Nigerian Coal Miners Union. Stanford, Calif: Hoover Institution Press, 1969.
MLA način citiranja (9. izdanje)Smock, David R. Conflict and Control in an African Trade Union: A Study of the Nigerian Coal Miners Union. Hoover Institution Press, 1969.
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