India. Ministry of Steel and Mines. Department of Steel. (1987). Thirty-ninth report: Committee on public undertakings (1987-88). Lok Sabha.
Chicago Style aipamenaIndia. Ministry of Steel and Mines. Department of Steel. Thirty-ninth Report: Committee on Public Undertakings (1987-88). New Delhi: Lok Sabha, 1987.
MLA aipamenaIndia. Ministry of Steel and Mines. Department of Steel. Thirty-ninth Report: Committee on Public Undertakings (1987-88). Lok Sabha, 1987.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.