Cita APA (7th ed.)

Ramsey, A. S. (1932). Elementary co-ordinate geometry: A book for beginners. Cambridge University Press.

Cita Chicago (17th ed.)

Ramsey, A. S. Elementary Co-ordinate Geometry: A Book for Beginners. Cambridge: Cambridge University Press, 1932.

Cita MLA (8th ed.)

Ramsey, A. S. Elementary Co-ordinate Geometry: A Book for Beginners. Cambridge University Press, 1932.