KREYSZIG, E. (1968). Introduction to differential geometry and: Riemannian geometry. Univ. of Toronto.
Chicago-čujuhus (17. p.)KREYSZIG, Erwin. Introduction to Differential Geometry and: Riemannian Geometry. England: Univ. of Toronto, 1968.
MLA-čujuhus (9. p.)KREYSZIG, Erwin. Introduction to Differential Geometry and: Riemannian Geometry. Univ. of Toronto, 1968.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.