APA (7th ed.) Citation

Harding, W. (1982). The Days of Henry Thoreau: A Biography.

Chicago Style (17th ed.) Citation

Harding, Walter. The Days of Henry Thoreau: A Biography. 1982.

MLA (9th ed.) Citation

Harding, Walter. The Days of Henry Thoreau: A Biography. 1982.

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