APA

Schuurmans J., Comijs H. C., Beekman A. T. F., de Beurs E., Deeg D. J. H., Emmelkamp P. M. G. & van Dyck R. (20051011). The outcome of anxiety disorders in older people at 6-year follow-up: results from the Longitudinal Aging Study Amsterdam. : Acta psychiatrica Scandinavica.

Chicago

Schuurmans J, Comijs H C, Beekman A T F, de Beurs E, Deeg D J H, Emmelkamp P M G and van Dyck R. 20051011. The outcome of anxiety disorders in older people at 6-year follow-up: results from the Longitudinal Aging Study Amsterdam. : Acta psychiatrica Scandinavica.

Harvard

Schuurmans J., Comijs H. C., Beekman A. T. F., de Beurs E., Deeg D. J. H., Emmelkamp P. M. G. and van Dyck R. (20051011). The outcome of anxiety disorders in older people at 6-year follow-up: results from the Longitudinal Aging Study Amsterdam. : Acta psychiatrica Scandinavica.

MLA

Schuurmans J, Comijs H C, Beekman A T F, de Beurs E, Deeg D J H, Emmelkamp P M G and van Dyck R. The outcome of anxiety disorders in older people at 6-year follow-up: results from the Longitudinal Aging Study Amsterdam. : Acta psychiatrica Scandinavica. 20051011.