{{cite journal | last1=Ahmad | first1=A. | author2=H. Abid | author3=S. Waheed | author4=O. M. Tarar | author5=Y. Zahra | author6=S.Tehmina | author7=T. M. Ali | year=2016 | title=EFFECTS OF REPLACING ANTIBIOTIC GROWTH PROMOTERS (AGPS) WITH BOTANICAL EXTRACTS AND OILS IN FEED OF LAYING HENS ON PRODUCTION, PERFORMANCE AND SOME MICROBIAL COUNTS IN FECES | journal=Journal of Animal and Plant Sciences | volume=26 | issue=4 | pages=893-900 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=2016-JAPS-119}}