Edwards, J. (1893). Differential Calculus for Beginners. Macmillan and Co.
Cita Chicago (17th ed.)Edwards, Joseph. Differential Calculus for Beginners. London: Macmillan and Co, 1893.
Cita MLA (9th ed.)Edwards, Joseph. Differential Calculus for Beginners. Macmillan and Co, 1893.
Atenció: Aquestes cites poden no estar 100% correctes.