@book{29466,
	author = {Tan, Kim H.},
	title = {Soil sampling, preparation, and analysis /},
	publisher = {Marcel Dekker,},
	year = {c1996.},
	series = {Books in soils, plants, and the environment},
	address = {New York :},
	url = {http://www.loc.gov/catdir/enhancements/fy0661/95031146-d.html}
}