Backhaus, J. G. (2015). The University According to Humboldt: History, Policy, and Future Possibilities. Springer.
استشهاد بنمط شيكاغوBackhaus, Jürgen Georg. The University According to Humboldt: History, Policy, and Future Possibilities. Springer, 2015.
MLA استشهادBackhaus, Jürgen Georg. The University According to Humboldt: History, Policy, and Future Possibilities. Springer, 2015.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.