@book{29277,
	author = {Reybold, William U. and Soil Science Society of America.},
	title = {Soil survey techniques :},
	publisher = {Soil Science Society of America,},
	year = {c1987.},
	series = {SSSA special publication ;},
	address = {Madison, Wisc., USA :},
	note = {1985 annual meeting of the Soil Science Society of America.}
}