Παραπομπή σε μορφή APA (7η εκδ.)

Delsen, L., Bosworth, D., Groß, H., & MuΓoz de Bustillo y Llorente, R. (2007). Operating Hours and Working Times: A Survey of Capacity Utilisation and Employment in the European Union. Physica-Verlag Heidelberg.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Delsen, Lei, Derek Bosworth, Hermann Groß, και Rafael MuΓoz de Bustillo y Llorente. Operating Hours and Working Times: A Survey of Capacity Utilisation and Employment in the European Union. Heidelberg: Physica-Verlag Heidelberg, 2007.

Παραπομπή σε μορφή MLA (8th εκδ.)

Delsen, Lei, et al. Operating Hours and Working Times: A Survey of Capacity Utilisation and Employment in the European Union. Physica-Verlag Heidelberg, 2007.