Sivakami, P. (2009). The grip of Change and Author's Notes. Quent Blackswan.
Cita Chicago (17th ed.)Sivakami, P. The Grip of Change and Author's Notes. Hyderabad: Quent Blackswan, 2009.
Cita MLA (9th ed.)Sivakami, P. The Grip of Change and Author's Notes. Quent Blackswan, 2009.
Atenció: Aquestes cites poden no estar 100% correctes.