Cita APA (7th ed.)
SILVER, G., & ET AL. (1999). STABILITY OF ARITHMETIC DISABILITY SUBTYPES.
Cita Chicago (17th ed.)
SILVER, G.H, i ET AL. STABILITY OF ARITHMETIC DISABILITY SUBTYPES. 1999.
Cita MLA (9th ed.)
SILVER, G.H, i ET AL. STABILITY OF ARITHMETIC DISABILITY SUBTYPES. 1999.
Atenció: Aquestes cites poden no estar 100% correctes.