APA Zitierstil

van de Schoot, R., Yerkes, M. A., Mouw, J. M., & Sonneveld, H. (2013). What Took Them So Long? Explaining PhD Delays among Doctoral Candidates. Public Library of Science.

Chicago Zitierstil

van de Schoot, Rens, Mara A. Yerkes, Jolien M. Mouw, und Hans Sonneveld. What Took Them So Long? Explaining PhD Delays Among Doctoral Candidates. Public Library of Science, 2013.

MLA Zitierstil

van de Schoot, Rens, Mara A. Yerkes, Jolien M. Mouw, und Hans Sonneveld. What Took Them So Long? Explaining PhD Delays Among Doctoral Candidates. Public Library of Science, 2013.

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