{{cite journal | last1=Sajid | first1=M. | author2=M. A. Khan | author3=A. Rab | author4=S. N. M. Shah | author5=M. Arif | author6=I. Jan | author7=Z. Hussain | author8=M. Mukhtiar | year=2012 | title=IMPACT OF NITROGEN AND PHOSPHORUS ON SEED YIELD AND YIELD COMPONENTS OF OKRA CULTIVARS | journal=Journal of Animal and Plant Sciences | volume=22 | issue=3 | pages=704-707 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=2012-JAPS-331}}