GUPTA.R.S. (1985). WORK MANAGEMENT. NPC.
Lua i Stíl Chicago (17ú heag.)GUPTA.R.S. WORK MANAGEMENT. NPC, 1985.
Lua MLA (9ú heag.)GUPTA.R.S. WORK MANAGEMENT. NPC, 1985.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.
Lua APA (7ú heag.)