Cita APA (7a ed.)

Schweitzer, R. (1995). Quality of life in chronic fatigue syndrome. [s.n.].

Cita Chicago Style (17a ed.)

Schweitzer, Robert. Quality of Life in Chronic Fatigue Syndrome. [S.l.]: [s.n.], 1995.

Cita MLA (9a ed.)

Schweitzer, Robert. Quality of Life in Chronic Fatigue Syndrome. [s.n.], 1995.