APA-Zitierstil (7. Ausg.)

Ridder, P., & Weller, M. (2014). Unforeseen circumstances, hardship, impossibility and force majeure under german contract law. European review of private law, 22(3), .

Chicago-Zitierstil (17. Ausg.)

Ridder, Philip, und Marc-Philippe Weller. "Unforeseen Circumstances, Hardship, Impossibility and Force Majeure Under German Contract Law." European Review of Private Law 22, no. 3 (2014).

MLA-Zitierstil (9. Ausg.)

Ridder, Philip, und Marc-Philippe Weller. "Unforeseen Circumstances, Hardship, Impossibility and Force Majeure Under German Contract Law." European Review of Private Law, vol. 22, no. 3, 2014.