@book{7185,
	author = {Daniel, Theodore W. and Helms, John A. and Baker, Frederick S.},
	title = {Principles of Silviculture /},
	publisher = {McGraw-Hill Book Company ,},
	year = {c1979.},
	address = {New York :},
	edition = {2nd ed.},
	note = {Includes bibliographical references (p.461-494) and index}
}