APA-viite (7. p.)

Room, T. G. (1967). Background to geometry ( natural, synthetic and algebraic). Cambridge University Press.

Chicago-viite (17. p.)

Room, T. G. Background to Geometry ( Natural, Synthetic and Algebraic). Cambridge: Cambridge University Press, 1967.

MLA-viite (9. p.)

Room, T. G. Background to Geometry ( Natural, Synthetic and Algebraic). Cambridge University Press, 1967.