Amarnath, T. (2003). An Elementary Course in Partial Differential Equations (2nd ed.). Narosa Publishing House.
Chicago-viite (17. p.)Amarnath, T. An Elementary Course in Partial Differential Equations. 2nd ed. New Delhi: Narosa Publishing House, 2003.
MLA-viite (9. p.)Amarnath, T. An Elementary Course in Partial Differential Equations. 2nd ed. Narosa Publishing House, 2003.
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