APA-referens

Preston, G. C., & Lovalglia, A. R. (1971). Modern analytic geometry. Harper and Row.

Chicago-stil citat

Preston, Gerald C., och Anthony R. Lovalglia. Modern Analytic Geometry. New York: Harper and Row, 1971.

MLA-referens

Preston, Gerald C., och Anthony R. Lovalglia. Modern Analytic Geometry. Harper and Row, 1971.