Bolle, F., & Ruban, R. (2007). Competition and security of supply: Let Russia buy into the European gas market! Univ., Dep. of Business Administration and Economics.
Chicago-Zitierstil (17. Ausg.)Bolle, Friedel, und Rostyslav Ruban. Competition and Security of Supply: Let Russia Buy into the European Gas Market! Frankfurt (Oder): Univ., Dep. of Business Administration and Economics, 2007.
MLA-Zitierstil (9. Ausg.)Bolle, Friedel, und Rostyslav Ruban. Competition and Security of Supply: Let Russia Buy into the European Gas Market! Univ., Dep. of Business Administration and Economics, 2007.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.