Cita APA (7a ed.)

Rijk, A. E. d., Schreurs, K. M. G., & Bensing, J. M. (1999). Complaints of fatigue: Related to too much as well as too little external stimulation? [s.n.].

Cita Chicago Style (17a ed.)

Rijk, Angelique E. de, Karlein M. G. Schreurs, y Jozien M. Bensing. Complaints of Fatigue: Related to Too Much as Well as Too Little External Stimulation? [S.l.]: [s.n.], 1999.

Cita MLA (9a ed.)

Rijk, Angelique E. de, et al. Complaints of Fatigue: Related to Too Much as Well as Too Little External Stimulation? [s.n.], 1999.