Cita APA (7th ed.)
Ehlers, U., & Pawlowski, J. M. (2006). Handbook on Quality and Standardisation in E-Learning. Springer Berlin Heidelberg. https://doi.org/10.1007/3-540-32788-6
Cita Chicago (17th ed.)
Ehlers, Ulf-Daniel, i Jan Martin Pawlowski. Handbook on Quality and Standardisation in E-Learning. Berlin, Heidelberg: Springer Berlin Heidelberg, 2006. https://doi.org/10.1007/3-540-32788-6.
Cita MLA (9th ed.)
Ehlers, Ulf-Daniel, i Jan Martin Pawlowski. Handbook on Quality and Standardisation in E-Learning. Springer Berlin Heidelberg, 2006. https://doi.org/10.1007/3-540-32788-6.
Atenció: Aquestes cites poden no estar 100% correctes.