Batra, P. (1995). Simple way to manage stress. Think Inc.
Chicago Style aipamenaBatra, Promod. Simple Way to Manage Stress. New Delhi: Think Inc, 1995.
MLA aipamenaBatra, Promod. Simple Way to Manage Stress. Think Inc, 1995.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.