APA引文

Shepherd, C. (1992). Fluctuations in perceived energy and mood among patients with chronic fatigue syndrome.

Citação norma Chicago

Shepherd, C. Fluctuations in Perceived Energy and Mood Among Patients With Chronic Fatigue Syndrome. 1992.

MLA引文

Shepherd, C. Fluctuations in Perceived Energy and Mood Among Patients With Chronic Fatigue Syndrome. 1992.

警告：這些引文格式不一定是100％准確.