Gupta, B. D. (2004). Mathematical Methods with Special Functions. Vikas Publishing House.
Citazione stile Chigago Style (17a edizione)Gupta, B. D. Mathematical Methods with Special Functions. New Delhi: Vikas Publishing House, 2004.
Citatione MLA (9a ed.)Gupta, B. D. Mathematical Methods with Special Functions. Vikas Publishing House, 2004.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.