Cramer, Jeffrey S., editor. “Introduction.” Walden: A Fully Annotated Edition, by HENRY D. THOREAU, Yale University Press, New Haven; London, 2004, pp. xv-xxvi, www.jstor.org/stable/j.ctt1npvf7.6. Accessed 9 Aug. 2020.
THOREAU, H. (2004). Introduction. In Cramer J. (Ed.), Walden: A Fully Annotated Edition (pp. Xv-Xxvi). New Haven; London: Yale University Press. Retrieved August 9, 2020, from www.jstor.org/stable/j.ctt1npvf7.6
"Introduction." In Walden: A Fully Annotated Edition, edited by Cramer Jeffrey S., by THOREAU HENRY D., Xv-Xxvi. New Haven; London: Yale University Press, 2004. Accessed August 9, 2020. www.jstor.org/stable/j.ctt1npvf7.6.
Export a RIS file (For EndNote, ProCite, Reference Manager, Zotero, Mendeley…)
Export a Text file (For BibTex)
Note: Always review your references and make any necessary corrections before using. Pay attention to names, capitalization, and dates.