Style de citation APA (7e éd.)
Kierkegaard, S. Purity of Heart Is to Will One Thing: Spiritual Preparation for the Office of Confession. Harper.
Style de citation Chicago (17e éd.)
Kierkegaard, Sören. Purity of Heart Is to Will One Thing: Spiritual Preparation for the Office of Confession. Nueva York, EUA: Harper.
Style de citation MLA (9e éd.)
Kierkegaard, Sören. Purity of Heart Is to Will One Thing: Spiritual Preparation for the Office of Confession. Harper.
Attention : ces citations peuvent ne pas être correctes à 100%.