Cita APA (7th ed.)

Cohen, M. J. M., & Campbell, J. N. (1996). Pain treatment centers at a crossroads: A practical and conceptual reappraisal. IASP Press.

Cita Chicago (17th ed.)

Cohen, Mitchell J. M., i James N. Campbell. Pain Treatment Centers at a Crossroads: A Practical and Conceptual Reappraisal. Seattle: IASP Press, 1996.

Cita MLA (9th ed.)

Cohen, Mitchell J. M., i James N. Campbell. Pain Treatment Centers at a Crossroads: A Practical and Conceptual Reappraisal. IASP Press, 1996.