APA引文

Helgason, S. (1962). Differential geometry and symmetric spaces. Academic Press.

Chicago Edition Citation

Helgason, Sigurdur. Differential Geometry and Symmetric Spaces. New York: Academic Press, 1962.

MLA引文

Helgason, Sigurdur. Differential Geometry and Symmetric Spaces. Academic Press, 1962.

警告：這些引文格式不一定是100％准確.