@book{29313,
	author = {Russell, E. John. and Russell, E. W.},
	title = {Soil conditions and plant growth /},
	publisher = {Longmass, Green,},
	year = {1950.},
	address = {New York :},
	edition = {8th ed. },
	url = {http://catalog.hathitrust.org/api/volumes/oclc/10026705.html}
}