Edwards, J. (1962). Differential Calculus for beginners. Macmillan & Co. Ltd.
Chicago-čujuhus (17. p.)Edwards, Joseph. Differential Calculus for Beginners. London: Macmillan & Co. Ltd, 1962.
MLA-čujuhus (9. p.)Edwards, Joseph. Differential Calculus for Beginners. Macmillan & Co. Ltd, 1962.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.