Thoreau, Henry David..
Walden and Civil Disobedience: Authoritative Texts Background Reviews and Essays in Criticism /
Edited by Owen Thomas 
. - New York : W. W. Norton and Company, Inc.,  1966 
. - vii, 424 p.  21 cm. 
 - ((A Norton Critical Edition). )
<br/>К.: Бібліогр. 
<br/><label>  ISBN: </label>0-393-09665-3