@book{2339,
	author = {Tan, Kim H.},
	title = {Principles of soil chemistry /},
	publisher = {CRC Press,},
	year = {c2011.},
	series = {Books in soils, plants, and the environment},
	address = {Boca Raton, Fla. :},
	edition = {4th ed.},
	note = {First ed. published 1982.}
}