Cita APA (7th ed.)
CHESSON, R., & ET AL. (1990). MOTOR / LEARNING DIFFICULTIES AND THE FAMILY.
Cita Chicago (17th ed.)
CHESSON, R., i ET AL. MOTOR / LEARNING DIFFICULTIES AND THE FAMILY. 1990.
Cita MLA (9th ed.)
CHESSON, R., i ET AL. MOTOR / LEARNING DIFFICULTIES AND THE FAMILY. 1990.
Atenció: Aquestes cites poden no estar 100% correctes.