De Silva, C. R. (1978). White paper, black law: A critical analysis of the white paper on employment relations, issued by the Ministry of Labour of Sri Lanka. Ceylon Federation of Labour.
Chicago-viite (17. p.)De Silva, Colvin R. White Paper, Black Law: A Critical Analysis of the White Paper on Employment Relations, Issued by the Ministry of Labour of Sri Lanka. [Colombo]: Ceylon Federation of Labour, 1978.
MLA-viite (8. p.)De Silva, Colvin R. White Paper, Black Law: A Critical Analysis of the White Paper on Employment Relations, Issued by the Ministry of Labour of Sri Lanka. Ceylon Federation of Labour, 1978.
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