Cita APA (7a ed.)

Cull, J. G. (1973). Understanding disability for social and rehabilitation services. American lecture series.

Cita Chicago Style (17a ed.)

Cull, John G. "Understanding Disability for Social and Rehabilitation Services." American Lecture Series 1973.

Cita MLA (9a ed.)

Cull, John G. "Understanding Disability for Social and Rehabilitation Services." American Lecture Series, 1973.