APA (7th ed.) Citation

Lucas, R. An enquiry after happiness: In three parts. By Richard Lucas, D.D. .. (The sixth edition.).

Chicago Style (17th ed.) Citation

Lucas, Richard. An Enquiry After Happiness: In Three Parts. By Richard Lucas, D.D. .. The sixth edition.

MLA (9th ed.) Citation

Lucas, Richard. An Enquiry After Happiness: In Three Parts. By Richard Lucas, D.D. .. The sixth edition.

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