RAO, S. (2012). INTRODUCTION TO PARTIAL DIFFERENTIATION EQUATION (3RD.). PHI.
Cita Chicago Style (17a ed.)RAO, S. INTRODUCTION TO PARTIAL DIFFERENTIATION EQUATION. 3RD. N DELHI: PHI, 2012.
Cita MLA (9a ed.)RAO, S. INTRODUCTION TO PARTIAL DIFFERENTIATION EQUATION. 3RD. PHI, 2012.
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