{{cite journal | last1=Mahmood | first1=T. | author2=S. M. A. Shah | author3=M. Rais | author4=M. S. Nadeem | year=2011 | title=AN INVESTIGATION OF ANIMAL SPECIES TRADE AT PET SHOPS OF RAWALPINDI AND MULTAN CITIES | journal=Journal of Animal and Plant Sciences | volume=21 | issue=4 | pages=822-829 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=2011-JAPS-443}}