Cita APA (7a ed.)

Stratford, B., & Gunn, P. (1996). New approaches to Down syndrome. Cassell.

Cita Chicago Style (17a ed.)

Stratford, Brian, y Pat Gunn. New Approaches to Down Syndrome. London [etc.]: Cassell, 1996.

Cita MLA (9a ed.)

Stratford, Brian, y Pat Gunn. New Approaches to Down Syndrome. Cassell, 1996.