Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.

APA Citation Edition Citation

Engman, A., Helskog, K. A., & Welinder, S. (1998). Comments on the problem-orientated scientific biography as a research method.

Chicago Citation Edition Citation

Engman, Anna, Knut Arne Helskog, und Stig Welinder. Comments on the Problem-orientated Scientific Biography as a Research Method. 1998.

MLA Citation Edition Citation

Engman, Anna, et al. Comments on the Problem-orientated Scientific Biography as a Research Method. 1998.