APA (7th ed.) Citation

Thoreau, H. D. (1977). Life without principle: Three essays. Norwood Editions.

Chicago Style (17th ed.) Citation

Thoreau, Henry David. Life Without Principle: Three Essays. [Norwood, Pa.]: Norwood Editions, 1977.

MLA (9th ed.) Citation

Thoreau, Henry David. Life Without Principle: Three Essays. Norwood Editions, 1977.

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