APA-referens

Rich, B. (1963). Principles and problems of plane geometry. . . coordinate geometry.

Chicago-stil citat

Rich, Barnett. Principles and Problems of Plane Geometry. . . Coordinate Geometry. 1963.

MLA-referens

Rich, Barnett. Principles and Problems of Plane Geometry. . . Coordinate Geometry. 1963.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.