@book{54076,
	author = {Symposium on Soil Erosion and its Control in the Arid and Semi-arid Zones and Food and Agriculture Council (Pakistan)},
	title = {Soil erosion and its control in arid and semi-arid zones;},
	publisher = {Food and Agriculture Council, Pakistan,},
	year = {1960.},
	address = {Karachi,},
	note = {"Held ... under the joint auspices of F.A.C.P. and UNESCO."}
}