Edwards, J. (1992). An elementary treatise on the differential calculus. Radha Publishing House.
Lua i Stíl Chicago (17ú heag.)Edwards, Joseph. An Elementary Treatise on the Differential Calculus. Kolkata: Radha Publishing House, 1992.
Lua MLA (8ú heag.)Edwards, Joseph. An Elementary Treatise on the Differential Calculus. Radha Publishing House, 1992.
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