Cita APA (7th ed.)

McGrath, P. J., & Finley, G. A. (1999). Chronic and recurrent pain in children and adolescents. IASP Press.

Cita Chicago (17th ed.)

McGrath, Patrick J., i G. Allen Finley. Chronic and Recurrent Pain in Children and Adolescents. Seattle: IASP Press, 1999.

Cita MLA (9th ed.)

McGrath, Patrick J., i G. Allen Finley. Chronic and Recurrent Pain in Children and Adolescents. IASP Press, 1999.