DÜZGÜNEŞ, E. And DEMİREL, Ö. Determination of Environmental Awareness of the Urban People and Improving the Precautions to Increase this Awareness in Trabzon. 2015. In Tourism, Environment and Sustainability , St. Kliment Ohridski University Press, Sofya, 536-558.

DÜZGÜNEŞ, E., & DEMİREL, Ö., (2015). Determination of Environmental Awareness of the Urban People and Improving the Precautions to Increase this Awareness in Trabzon. Tourism, Environment and Sustainability (pp.536-558), Sofya: St. Kliment Ohridski University Press.

DÜZGÜNEŞ, ERTAN, And ÖNER DEMİREL. "Determination of Environmental Awareness of the Urban People and Improving the Precautions to Increase this Awareness in Trabzon." In Tourism, Environment and Sustainability , 536-558. Sofya: St. Kliment Ohridski University Press, 2015

DÜZGÜNEŞ, ERTAN And DEMİREL, ÖNER. "Determination of Environmental Awareness of the Urban People and Improving the Precautions to Increase this Awareness in Trabzon." Tourism, Environment and Sustainability , St. Kliment Ohridski University Press, 2015, pp.536-558.

DÜZGÜNEŞ, E. And DEMİREL, Ö. (2015) "Determination of Environmental Awareness of the Urban People and Improving the Precautions to Increase this Awareness in Trabzon", Tourism, Environment and Sustainability . Sofya: St. Kliment Ohridski University Press.

@bookchapter{bookchapter, author ={ERTAN DÜZGÜNEŞ And author ={ÖNER DEMİREL}, chaptertitle={Determination of Environmental Awareness of the Urban People and Improving the Precautions to Increase this Awareness in Trabzon}, booktitle={ Tourism, Environment and Sustainability}, publisher={St. Kliment Ohridski University Press}, city={Sofya},year={2015} }