Kreyszig, E. (1991). Differential geometry. New York: Dover Publications.
Trích dẫn kiểu ChicagoKreyszig, Erwin. Differential Geometry. New York: Dover Publications, 1991.
MLA引文Kreyszig, Erwin. Differential Geometry. New York: Dover Publications, 1991.
警告：这些引文格式不一定是100％准确.