Gray, R. P. (1969). Songs and ballads of the Maine lumberjacks, with other songs from Maine. Reissued by Singing Tree Press.
Chicago-referens (17:e uppl.)Gray, Roland Palmer. Songs and Ballads of the Maine Lumberjacks, with Other Songs from Maine. Detroit: Reissued by Singing Tree Press, 1969.
MLA-referens (9:e uppl.)Gray, Roland Palmer. Songs and Ballads of the Maine Lumberjacks, with Other Songs from Maine. Reissued by Singing Tree Press, 1969.
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