Bonell, M. J. (1997). An international restatement of contract law: The UNIDROIT principles of international commercial contracts (2., enlarged ed.). Transnat. Publ.
Chicago-Zitierstil (17. Ausg.)Bonell, Michael Joachim. An International Restatement of Contract Law: The UNIDROIT Principles of International Commercial Contracts. 2., enlarged ed. Irvington-on-Hudson, NY: Transnat. Publ, 1997.
MLA-Zitierstil (9. Ausg.)Bonell, Michael Joachim. An International Restatement of Contract Law: The UNIDROIT Principles of International Commercial Contracts. 2., enlarged ed. Transnat. Publ, 1997.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.