Gupta, S. L., Kumar, V., & Sharma, R. C. (2004). Elements of Spectroscopy (19th ed.). Pragati Prakashan.
Cita Chicago (17th ed.)Gupta, S. L., V. Kumar, i R. C. Sharma. Elements of Spectroscopy. 19th ed. Meerut: Pragati Prakashan, 2004.
Cita MLA (9th ed.)Gupta, S. L., et al. Elements of Spectroscopy. 19th ed. Pragati Prakashan, 2004.
Atenció: Aquestes cites poden no estar 100% correctes.