Hajela, T. (2009). History & Economic Thoughts. Ane Books India.
Cita Chicago (17th ed.)Hajela, T.N. History & Economic Thoughts. Delhi: Ane Books India, 2009.
Cita MLA (9th ed.)Hajela, T.N. History & Economic Thoughts. Ane Books India, 2009.
Atenció: Aquestes cites poden no estar 100% correctes.