Usha, A. (2003). The essential guide to careers in India. Penguin Books.
Chicago Style aipamenaUsha, Albuquerque. The Essential Guide to Careers in India. New Delhi: Penguin Books, 2003.
MLA aipamenaUsha, Albuquerque. The Essential Guide to Careers in India. Penguin Books, 2003.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.