APA Zitierstil

Barrientos, Z., & Umaña, R. (2009). Student attrition in posgraduate blended programs at the Universidad Estatal a Distancia (UNED), Costa Rica: Desertion or delay?

Chicago Zitierstil

Barrientos, Zaidett, und Roy Umaña. Student Attrition in Posgraduate Blended Programs At the Universidad Estatal a Distancia (UNED), Costa Rica: Desertion or Delay? 2009.

MLA Zitierstil

Barrientos, Zaidett, und Roy Umaña. Student Attrition in Posgraduate Blended Programs At the Universidad Estatal a Distancia (UNED), Costa Rica: Desertion or Delay? 2009.

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