APA-čujuhus (7. p.)
ebrary, Inc, & Petrulionis, S. H. (2012). Thoreau in his own time: A biographical chronicle of his life, drawn from recollections, interviews, and memoirs by family, friends, and associates. University of Iowa Press.
Chicago-čujuhus (17. p.)
ebrary, Inc, juo Sandra Harbert Petrulionis. Thoreau in His Own Time: A Biographical Chronicle of His Life, Drawn from Recollections, Interviews, and Memoirs by Family, Friends, and Associates. Iowa City: University of Iowa Press, 2012.
MLA-čujuhus (9. p.)
ebrary, Inc, juo Sandra Harbert Petrulionis. Thoreau in His Own Time: A Biographical Chronicle of His Life, Drawn from Recollections, Interviews, and Memoirs by Family, Friends, and Associates. University of Iowa Press, 2012.
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