KARAGEL, H. And ÜÇEÇAM KARAGEL, D. Centrality Roles of Toprakkale, Hasanbeyli and Sumbas (Osmaniye-Southern Turkey). 2011. In Natural Environment and Culture in the Mediterranean Region II , Canbridge Scholars Publishing, Newcastle, 305-323.

KARAGEL, H., & ÜÇEÇAM KARAGEL, D., (2011). Centrality Roles of Toprakkale, Hasanbeyli and Sumbas (Osmaniye-Southern Turkey). Natural Environment and Culture in the Mediterranean Region II (pp.305-323), Newcastle: Canbridge Scholars Publishing.

KARAGEL, HULUSİ, And EYLÜL KARAGEL. "Centrality Roles of Toprakkale, Hasanbeyli and Sumbas (Osmaniye-Southern Turkey)." In Natural Environment and Culture in the Mediterranean Region II , 305-323. Newcastle: Canbridge Scholars Publishing, 2011

KARAGEL, HULUSİ And ÜÇEÇAM KARAGEL, EYLÜL. "Centrality Roles of Toprakkale, Hasanbeyli and Sumbas (Osmaniye-Southern Turkey)." Natural Environment and Culture in the Mediterranean Region II , Canbridge Scholars Publishing, 2011, pp.305-323.

KARAGEL, H. And ÜÇEÇAM KARAGEL, D. (2011) "Centrality Roles of Toprakkale, Hasanbeyli and Sumbas (Osmaniye-Southern Turkey)", Natural Environment and Culture in the Mediterranean Region II . Newcastle: Canbridge Scholars Publishing.

@bookchapter{bookchapter, author ={HULUSİ KARAGEL And author ={EYLÜL KARAGEL}, chaptertitle={Centrality Roles of Toprakkale, Hasanbeyli and Sumbas (Osmaniye-Southern Turkey)}, booktitle={ Natural Environment and Culture in the Mediterranean Region II}, publisher={Canbridge Scholars Publishing}, city={Newcastle},year={2011} }