APA (7th ed.) Citation

Gibson, C. G. (2004). Elementary Euclidean geometry: An undergraduate introduction. Cambridge University Press.

Chicago Style (17th ed.) Citation

Gibson, Christopher G. Elementary Euclidean Geometry: An Undergraduate Introduction. Cambridge ; New York: Cambridge University Press, 2004.

MLA (9th ed.) Citation

Gibson, Christopher G. Elementary Euclidean Geometry: An Undergraduate Introduction. Cambridge University Press, 2004.