- townsendbooks.com frost.htmClick on Image to expand Frost, Robert: A Further Range. New York: Henry Holt and Company, 1936. First Edition.
- litpriest.com authors/robert-frost/Isolation and Loneliness in Robert Frost’s Poetry. The Portrayal of Characters and Psychoanalysis. Narrative and Dramatic Quality of Frost’s poetry.
- netpoets.com classic/poem/076070Robert Frost's earliest work is now in the public domain, but all of his latter work remains under copyright protection and cannot be reproduced with permission.
- books.google.com.tr books/about/Robert_Frost.html…Robert Frost, the quintessential poet of New England, was born in San Francisco in 1874. He was educated at Dartmouth College and Harvard University.
- researchgate.net publication/338629465_A_Further_…A Further Range. September 2018. DOI:10.3828/liverpool/9781942954484.003.0007. In book: A Scientific Companion to Robert Frost (pp.119-158).
- englishverse.com poets/frost_robertRobert Frost was born in San Francisco but moved with his family to Lawrence, Massachusetts after his father's death in 1885.
- pdfbooksworld.romsite.org Robert-FrostA Boy's Will is a poetry collection of Robert Frost, an American author credited with four Pulitzer Prizes for his poetical works of A Further Range...
- poets.org poet/robert-frostRobert Frost - One of the most celebrated figures in American poetry, Robert Frost was the author of numerous poetry collections, including New Hampshire...
- prabook.com web/robert.frost/3733445Above all in A Further Range Frost expresses a weariness with the demands of the chaotic age and a seeming desire to disengage.