Hasija,Sudarshan. (1993). Personality stress and problem solving. Northan Book Centre.
Chicago-viite (17. p.)Hasija,Sudarshan. Personality Stress and Problem Solving. New Delhi: Northan Book Centre, 1993.
MLA-viite (8. p.)Hasija,Sudarshan. Personality Stress and Problem Solving. Northan Book Centre, 1993.
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