Sengupta, D. (2007). You can beat your stress. Excel Books.
Chicago Style aipamenaSengupta, Debashish. You Can Beat Your Stress. New Delhi: Excel Books, 2007.
MLA aipamenaSengupta, Debashish. You Can Beat Your Stress. Excel Books, 2007.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.