Cramer, Jeffrey S., editor. “Front Matter.” Walden: A Fully Annotated Edition, by HENRY D. THOREAU, Yale University Press, New Haven; London, 2004, pp. i-vi, www.jstor.org/stable/j.ctt1npvf7.1. Accessed 9 Aug. 2020.
THOREAU, H. (2004). Front Matter. In Cramer J. (Ed.), Walden: A Fully Annotated Edition (pp. I-Vi). New Haven; London: Yale University Press. Retrieved August 9, 2020, from www.jstor.org/stable/j.ctt1npvf7.1
"Front Matter." In Walden: A Fully Annotated Edition, edited by Cramer Jeffrey S., by THOREAU HENRY D., I-Vi. New Haven; London: Yale University Press, 2004. Accessed August 9, 2020. www.jstor.org/stable/j.ctt1npvf7.1.
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