APA (7e ed.) Bronvermelding

Dugdale, K. (2014). "Die Materielle Richtung der Utopieen": Uriel Birnbaum's contribution to Sloterdijk's "Spheres" / Kyle Dugdale. Utopian Studies.

Chicago (17e ed.) Bronvermelding

Dugdale, Kyle. ""Die Materielle Richtung Der Utopieen": Uriel Birnbaum's Contribution to Sloterdijk's "Spheres" / Kyle Dugdale." Utopian Studies 2014.

MLA (8e ed.) Bronvermelding

Dugdale, Kyle. ""Die Materielle Richtung Der Utopieen": Uriel Birnbaum's Contribution to Sloterdijk's "Spheres" / Kyle Dugdale." Utopian Studies, 2014.