Edwards, J. (1962). Differential Calculus for beginners. Macmillan & Co. Ltd.
Cita Chicago (17th ed.)Edwards, Joseph. Differential Calculus for Beginners. London: Macmillan & Co. Ltd, 1962.
Cita MLA (9th ed.)Edwards, Joseph. Differential Calculus for Beginners. Macmillan & Co. Ltd, 1962.
Atenció: Aquestes cites poden no estar 100% correctes.