Liss, P. (1993). Health care need: Meaning and measurement. Avebury.
Chicago-referens (17:e uppl.)Liss, Per-Erik. Health Care Need: Meaning and Measurement. Aldershot ; Brookfield, USA: Avebury, 1993.
MLA-referens (8:e uppl.)Liss, Per-Erik. Health Care Need: Meaning and Measurement. Avebury, 1993.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.