APA
Ghoshal S., Ghoshal S. & Piramal G. (2001). World Class in India. New Delhi: Penguin Books.
Chicago
Ghoshal Sumantra, Ghoshal Sumantra and Piramal Gita. 2001. World Class in India. New Delhi: Penguin Books.
Harvard
Ghoshal S., Ghoshal S. and Piramal G. (2001). World Class in India. New Delhi: Penguin Books.
MLA
Ghoshal Sumantra, Ghoshal Sumantra and Piramal Gita. World Class in India. New Delhi: Penguin Books. 2001.