Cita APA (7a ed.)

Keller, H., & Henning, J. (1951). The heart of Mary. Clonmore and Reynolds.

Cita Chicago Style (17a ed.)

Keller, Heinrich, y John Henning. The Heart of Mary. Dublin: Clonmore and Reynolds, 1951.

Cita MLA (9a ed.)

Keller, Heinrich, y John Henning. The Heart of Mary. Clonmore and Reynolds, 1951.