APA

Klein E. M., Brähler E., Dreier M., Reinecke L., Müller K. W., Schmutzer G., Wölfling K. & Beutel M. E. (20170808). The German version of the Perceived Stress Scale - psychometric characteristics in a representative German community sample. : BMC psychiatry.

Chicago

Klein Eva M, Brähler Elmar, Dreier Michael, Reinecke Leonard, Müller Kai W, Schmutzer Gabriele, Wölfling Klaus and Beutel Manfred E. 20170808. The German version of the Perceived Stress Scale - psychometric characteristics in a representative German community sample. : BMC psychiatry.

Harvard

Klein E. M., Brähler E., Dreier M., Reinecke L., Müller K. W., Schmutzer G., Wölfling K. and Beutel M. E. (20170808). The German version of the Perceived Stress Scale - psychometric characteristics in a representative German community sample. : BMC psychiatry.

MLA

Klein Eva M, Brähler Elmar, Dreier Michael, Reinecke Leonard, Müller Kai W, Schmutzer Gabriele, Wölfling Klaus and Beutel Manfred E. The German version of the Perceived Stress Scale - psychometric characteristics in a representative German community sample. : BMC psychiatry. 20170808.