APA (7th ed.) Citation

Lonergan, B. J. F. (1961). Insight: A study of human understanding (New imp. by photolithography.). Longmans.

Chicago Style (17th ed.) Citation

Lonergan, Bernard J. F. Insight: A Study of Human Understanding. New imp. by photolithography. London [etc.]: Longmans, 1961.

MLA (9th ed.) Citation

Lonergan, Bernard J. F. Insight: A Study of Human Understanding. New imp. by photolithography. Longmans, 1961.