George MacDonald (2015). “The Complete Poetry of George MacDonald: A Book of Strife, in the Form of the Diary of an Old Soul + Rampolli: Growths from a Long-planted Root + A Hidden Life Collection and Other Poems”, p.95, e-artnow
Henry Beston, Elizabeth Jane Coatsworth (2001). “The Best of Beston: A Selection from the Natural World of Henry Beston from Cape Cod to the St. Lawrence”, p.83, David R. Godine Publisher
John Muir (1997). “Nature Writings: The Story of My Boyhood and Youth, My First Summer in the Sierra, the Mountains of California, Stickeen, Selected Essays”, p.814, Library of America