APA (7th ed.) Citation

Hudson, W. H. (1974). An introduction to the philosophy of Herbert Spencer: With a biographical sketch. Haskell House Publishers.

Chicago Style (17th ed.) Citation

Hudson, William Henry. An Introduction to the Philosophy of Herbert Spencer: With a Biographical Sketch. New York: Haskell House Publishers, 1974.

MLA (9th ed.) Citation

Hudson, William Henry. An Introduction to the Philosophy of Herbert Spencer: With a Biographical Sketch. Haskell House Publishers, 1974.

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