Παραπομπή APA

Perry, E. (1992). Geometry: Axiomatic developments with problem solving. M. Dekker.

Παραπομπή Chicago Style

Perry, Earl. Geometry: Axiomatic Developments with Problem Solving. New York: M. Dekker, 1992.

Παραπομπή MLA

Perry, Earl. Geometry: Axiomatic Developments with Problem Solving. M. Dekker, 1992.