APA (7th ed.) Citation

Research and Education Association. (1977). The geometry problem solver: Plane, solid, analytic. Research and Education Association.

Chicago Style (17th ed.) Citation

Research and Education Association. The Geometry Problem Solver: Plane, Solid, Analytic. New York: Research and Education Association, 1977.

MLA (9th ed.) Citation

Research and Education Association. The Geometry Problem Solver: Plane, Solid, Analytic. Research and Education Association, 1977.