APA Style
Steptoe-Warren, Gail, Symposium on the role of phosphorus in crop production (1990: Islamabad- Pakistan). ().
Recommendations of the symposium on the role of phosphorus in crop production: held at Islamabad from 15-17 July- 1990 .
:
.
Chicago Style
Steptoe-Warren, Gail, Symposium on the role of phosphorus in crop production (1990: Islamabad- Pakistan).
Recommendations of the symposium on the role of phosphorus in crop production: held at Islamabad from 15-17 July- 1990.
:
,
.
.
MLA Style
Steptoe-Warren, Gail, Symposium on the role of phosphorus in crop production (1990: Islamabad- Pakistan).
Recommendations of the symposium on the role of phosphorus in crop production: held at Islamabad from 15-17 July- 1990.
:
,
.
.
Turabian Style
Steptoe-Warren, Gail, Symposium on the role of phosphorus in crop production (1990: Islamabad- Pakistan).
Recommendations of the symposium on the role of phosphorus in crop production: held at Islamabad from 15-17 July- 1990.
:
,
.
.