APA استشهاد

Rhodes, E. D. (1977). Changing face of coal: Case study of industrial relations in the coal mining industry P881 Unit12. Open University Press.

استشهاد بنمط شيكاغو

Rhodes, E. D. Changing Face of Coal: Case Study of Industrial Relations in the Coal Mining Industry P881 Unit12. England: Open University Press, 1977.

MLA استشهاد

Rhodes, E. D. Changing Face of Coal: Case Study of Industrial Relations in the Coal Mining Industry P881 Unit12. Open University Press, 1977.