Akbulut Özpay, G. A Suggested Geopark Site: Gypsum Karst Topography between Sivas-Zara. 2011. In Natural Environment and Culture in the Mediterranean Region-II , Cambridge University Press, Cambridge (MA), USA , London, 137-148.

Akbulut Özpay, G., (2011). A Suggested Geopark Site: Gypsum Karst Topography between Sivas-Zara. Natural Environment and Culture in the Mediterranean Region-II (pp.137-148), London: Cambridge University Press, Cambridge (MA), USA .

Akbulut Özpay, GÜLPINAR. "A Suggested Geopark Site: Gypsum Karst Topography between Sivas-Zara." In Natural Environment and Culture in the Mediterranean Region-II , 137-148. London: Cambridge University Press, Cambridge (MA), USA , 2011

Akbulut Özpay, GÜLPINAR A. . "A Suggested Geopark Site: Gypsum Karst Topography between Sivas-Zara." Natural Environment and Culture in the Mediterranean Region-II , Cambridge University Press, Cambridge (MA), USA , 2011, pp.137-148.

Akbulut Özpay, G. (2011) "A Suggested Geopark Site: Gypsum Karst Topography between Sivas-Zara", Natural Environment and Culture in the Mediterranean Region-II . London: Cambridge University Press, Cambridge (MA), USA .

@bookchapter{bookchapter, author ={GÜLPINAR AKBULUT ÖZPAY}, chaptertitle={A Suggested Geopark Site: Gypsum Karst Topography between Sivas-Zara}, booktitle={ Natural Environment and Culture in the Mediterranean Region-II}, publisher={Cambridge University Press, Cambridge (MA), USA }, city={London},year={2011} }