Granville, William Anthony, 1863-1943. Elements of the differential and integral calculus. [electronic resource] . — Rev. ed. By William Anthony Granville ... Percy F. Smith ... and William Raymond Longley .... — Boston, New York [etc.] : Ginn and Co., [c1941]. — xi, [1], 556 p. : incl. front. (port.) illus., diagrs. 24 cm. — (Mathematical texts for colleges, ed.by P.F. Smith).