Kulshresth, S. P., & Ram, S. (1974). Index: Central acts, ordinances and regulations, 1960-1971. Library, Ministry of Labour.
Lua i Stíl Chicago (17ú heag.)Kulshresth, S. P., agus Sube Ram. Index: Central Acts, Ordinances and Regulations, 1960-1971. New Delhi: Library, Ministry of Labour, 1974.
Lua MLA (8ú heag.)Kulshresth, S. P., agus Sube Ram. Index: Central Acts, Ordinances and Regulations, 1960-1971. Library, Ministry of Labour, 1974.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.