Ayres, F. (1952). Schaum's outline of theory and problems of differential equations.
Style de citation ChicagoAyres, Frank. Schaum's Outline of Theory and Problems of Differential Equations. Schaum's Outline Series, Singapore, 1952.
Style de citation MLAAyres, Frank. Schaum's Outline of Theory and Problems of Differential Equations. 1952.
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