APA (7th ed.) Citation

O'Neill, B. (1997). Elementary differential geometry (2nd ed.). Academic Press.

Chicago Style (17th ed.) Citation

O'Neill, Barrett. Elementary Differential Geometry. 2nd ed. San Diego: Academic Press, 1997.

MLA (8th ed.) Citation

O'Neill, Barrett. Elementary Differential Geometry. 2nd ed. Academic Press, 1997.

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