ÖZDEMİR, A. Et Al. Water Hardness and Health. 2015. In Environment and Ecology at theBeginning of 21st Century , ST. KLIMENT OHRIDSKI UNIVERSITY PRESS, SOFYA, 461-466.

ÖZDEMİR, A., UTKUALP, N., & PALLOŞ, A., (2015). Water Hardness and Health. Environment and Ecology at theBeginning of 21st Century (pp.461-466), SOFYA: ST. KLIMENT OHRIDSKI UNIVERSITY PRESS.

ÖZDEMİR, AYSEL, NEVİN UTKUALP, And AYLİN PALLOŞ. "Water Hardness and Health." In Environment and Ecology at theBeginning of 21st Century , 461-466. SOFYA: ST. KLIMENT OHRIDSKI UNIVERSITY PRESS, 2015

ÖZDEMİR, AYSEL Et Al. "Water Hardness and Health." Environment and Ecology at theBeginning of 21st Century , ST. KLIMENT OHRIDSKI UNIVERSITY PRESS, 2015, pp.461-466.

ÖZDEMİR, A. UTKUALP, N. And PALLOŞ, A. (2015) "Water Hardness and Health", Environment and Ecology at theBeginning of 21st Century . SOFYA: ST. KLIMENT OHRIDSKI UNIVERSITY PRESS.

@bookchapter{bookchapter, author ={AYSEL ÖZDEMİR Et Al. }, chaptertitle={Water Hardness and Health}, booktitle={ Environment and Ecology at theBeginning of 21st Century}, publisher={ST. KLIMENT OHRIDSKI UNIVERSITY PRESS}, city={SOFYA},year={2015} }