{{cite journal | last1=Ispr | first1=U. | author2=M. E. Yonar | author3=O. B. Oz | year=2011 | title=EFFECT OF DİETARY VITAMIN E SUPPLEMENTATION ON THE BLOOD PARAMETERS OF NILE TILAPIA (OREOCHROMIS NILOTICUS) | journal=Journal of Animal and Plant Sciences | volume=21 | issue=3 | pages=566-569 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=2011-JAPS-332}}