Deriuhina, Y. (2011). Optimization of investment activities of the tourism industry in the new economy.
Chicago-Zitierstil (17. Ausg.)Deriuhina, Yu. Optimization of Investment Activities of the Tourism Industry in the New Economy. 2011.
MLA-Zitierstil (8. Ausg.)Deriuhina, Yu. Optimization of Investment Activities of the Tourism Industry in the New Economy. 2011.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.