APA (7th ed.) Citation

ScienceDirect (Online service) & Helgason, S. (1972). Differential geometry and symmetric spaces (5. print.). Academic Press.

Chicago Style (17th ed.) Citation

ScienceDirect (Online service) and Sigurður Helgason. Differential Geometry and Symmetric Spaces. 5. print. New York: Academic Press, 1972.

MLA (9th ed.) Citation

ScienceDirect (Online service) and Sigurður Helgason. Differential Geometry and Symmetric Spaces. 5. print. Academic Press, 1972.

Warning: These citations may not always be 100% accurate.