APA (7th ed.) Citation

Thoreau, H. D., & Shepard, O. (1961). The heart of Thoreau's journals. Dover Publ.

Chicago Style (17th ed.) Citation

Thoreau, Henry David, and Odell Shepard. The Heart of Thoreau's Journals. New York: Dover Publ, 1961.

MLA (9th ed.) Citation

Thoreau, Henry David, and Odell Shepard. The Heart of Thoreau's Journals. Dover Publ, 1961.

Warning: These citations may not always be 100% accurate.