APA (7th ed.) Citation

Farrell, H. P. (1917). An introduction to political philosophy. Longmans, Green and co..

Chicago Style (17th ed.) Citation

Farrell, Henry Percy. An Introduction to Political Philosophy. London, New York [etc.]: Longmans, Green and co., 1917.

MLA (9th ed.) Citation

Farrell, Henry Percy. An Introduction to Political Philosophy. Longmans, Green and co., 1917.

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