Cita APA (7th ed.)
Steve Lerman & Kilpatrick, J. Encyclopedia of Mathematics Education. Springer.
Cita Chicago (17th ed.)
Steve Lerman i Jeremy Kilpatrick. Encyclopedia of Mathematics Education. Dordrecht, Holanda: Springer.
Cita MLA (9th ed.)
Steve Lerman i Jeremy Kilpatrick. Encyclopedia of Mathematics Education. Springer.
Atenció: Aquestes cites poden no estar 100% correctes.