APA-Zitierstil (7. Ausg.)

Ryan, P. J. (1986). Euclidean and non-Euclidean geometry: An analytical approach. Cambridge University Press. https://doi.org/10.1017/CBO9780511806209

Chicago-Zitierstil (17. Ausg.)

Ryan, Patrick J. Euclidean and Non-Euclidean Geometry: An Analytical Approach. Cambridge: Cambridge University Press, 1986. https://doi.org/10.1017/CBO9780511806209.

MLA-Zitierstil (9. Ausg.)

Ryan, Patrick J. Euclidean and Non-Euclidean Geometry: An Analytical Approach. Cambridge University Press, 1986. https://doi.org/10.1017/CBO9780511806209.