APA (7th ed.) Citation

Ignacio de Loyola. (1963). The spiritual exercises of Saint Ignatius. Burns & Oates.

Chicago Style (17th ed.) Citation

Ignacio de Loyola. The Spiritual Exercises of Saint Ignatius. London: Burns & Oates, 1963.

MLA (9th ed.) Citation

Ignacio de Loyola. The Spiritual Exercises of Saint Ignatius. Burns & Oates, 1963.

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