Cita APA (7a ed.)

Michiels, V., Cluydts, R., & Fischler, B. (1998). Attention and verbal learning in patients with chronic fatigue syndrome. [s.n.].

Cita Chicago Style (17a ed.)

Michiels, Veronique, Raymond Cluydts, y Benjamin Fischler. Attention and Verbal Learning in Patients with Chronic Fatigue Syndrome. [S.l.]: [s.n.], 1998.

Cita MLA (9a ed.)

Michiels, Veronique, et al. Attention and Verbal Learning in Patients with Chronic Fatigue Syndrome. [s.n.], 1998.