@book{12613,
	author = {Brady, Nyle C. and Buckman, Harry O.,},
	title = {The nature and properties of soils},
	publisher = {Macmillan},
	year = {[1974]},
	address = {New York,},
	edition = {8th ed.},
	note = {Sixth-7th ed. by H. O. Buckman and N. C. Brady.}
}