Hindawi Publishing Corporation. Education research international. Hindawi Pub. Corp.
Cita Chicago (17th ed.)Hindawi Publishing Corporation. Education Research International. New York, NY: Hindawi Pub. Corp.
Cita MLA (9th ed.)Hindawi Publishing Corporation. Education Research International. Hindawi Pub. Corp.
Atenció: Aquestes cites poden no estar 100% correctes.