Hasija,Sudarshan. (1993). Personality stress and problem solving. Northan Book Centre.
Lua i Stíl Chicago (17ú heag.)Hasija,Sudarshan. Personality Stress and Problem Solving. New Delhi: Northan Book Centre, 1993.
Lua MLA (8ú heag.)Hasija,Sudarshan. Personality Stress and Problem Solving. Northan Book Centre, 1993.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.