APA (7th ed.) Citation

Lovejoy, A. O. (1948). Essays in the history of ideas. John Hopkins Press.

Chicago Style (17th ed.) Citation

Lovejoy, Arthur O. Essays in the History of Ideas. Baltimore: John Hopkins Press, 1948.

MLA (9th ed.) Citation

Lovejoy, Arthur O. Essays in the History of Ideas. John Hopkins Press, 1948.