APA citiranje

Callahan, S. C., & Egan, E. (1989). Psychology and the works of mercy.

Chicago Style (17th ed.) Citation

Callahan, Sidney Cornelia, and Eileen Egan. Psychology and the Works of Mercy. 1989.

MLA citiranje

Callahan, Sidney Cornelia, and Eileen Egan. Psychology and the Works of Mercy. 1989.