APA (7th ed.) Citation

Helgason, S. (2012). Differential geometry, Lie groups, and symmetric spaces (3a. ed.). American Mathematical Society.

Chicago Style (17th ed.) Citation

Helgason, Sigurdur. Differential Geometry, Lie Groups, and Symmetric Spaces. 3a. ed. Providence: American Mathematical Society, 2012.

MLA (9th ed.) Citation

Helgason, Sigurdur. Differential Geometry, Lie Groups, and Symmetric Spaces. 3a. ed. American Mathematical Society, 2012.