Fields, H. L. (1991). Core curriculum for professional education in pain. The Association.
Citazione stile Chigago Style (17a edizione)Fields, Howard L. Core Curriculum for Professional Education in Pain. Seattle: The Association, 1991.
Citatione MLA (9a ed.)Fields, Howard L. Core Curriculum for Professional Education in Pain. The Association, 1991.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.