Rao, K. S. (2012). Introduction to Partial Differantial Equations (3rd ed.). PHI Learning.
Citazione stile Chigago Style (17a edizione)Rao, K. Sankara. Introduction to Partial Differantial Equations. 3rd ed. Delhi: PHI Learning, 2012.
Citatione MLA (9a ed.)Rao, K. Sankara. Introduction to Partial Differantial Equations. 3rd ed. PHI Learning, 2012.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.