Authors
Şekip Yazgan
Department of Economics, Agri Ibrahim Çeçen University, Ağrı, Turkey
Ömer Yalçinkaya
Department of Economics, Agri Ibrahim Çeçen University, Ağrı, Turkey
© 2018 Şekip Yazgan, Ömer Yalçinkaya, published by Mendel University in Brno
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.