Eisenhart, Luther Prahler. 1876- An introduction to differential geometry: with use of the tensor calculus / Luther Pfahler Eisenhart. - Rev ed. - Princeton : Princeton University Press, 1947. - x, 304 p. : illus., diagrs. ; 24 cm. - Princeton mathematical series ; no.3 . Subjects--Topical Terms: Geometry, Differential.Calculus of tensors. Dewey Class. No.: 516.7