@book{46469,
	author = {Thompson, Louis Milton. and Troeh, Frederick R.},
	title = {Soils nad soil fertility},
	publisher = {McGraw-Hill,},
	year = {1978},
	series = {McGraw-Hill publications in the agricultural sciences},
	address = {New York :},
	edition = {4 ed.},
	note = {c.1 subst. x 631.4 T46Y 1978 c.6 Thompson, Louis M. Los suelos y su fertilidad}
}