Cita APA (7a ed.)

(1968). Educational studies in mathematics. D. Reidel Pub. Co..

Cita Chicago Style (17a ed.)

Educational Studies in Mathematics. Dordrecht, Holland: D. Reidel Pub. Co., 1968.

Cita MLA (8a ed.)

Educational Studies in Mathematics. D. Reidel Pub. Co., 1968.