Young, W. H. 1863-1942. The fundamental theorems of the differential calculus. - New York: Hafner, [1960?]. - 72 p.: 22 cm. - Cambridge tracts in mathematics and mathematical physics; no. 11 . Includes bibliography. LCCN: 60011049 /L/r942 Subjects--Topical Terms: Differential calculus. Dewey Class. No.: 515.3 / Y78f