APA (7th ed.) Citation

Catholic Church. (1945). The key of heaven: A selection of prayers and devotional exercises for the use of Catholics : including new prayers to Saint Therese, the Little Flower of Jesus, in accordance with all recent pontifical decrees. Laverty & Sons.

Chicago Style (17th ed.) Citation

Catholic Church. The Key of Heaven: A Selection of Prayers and Devotional Exercises for the Use of Catholics : Including New Prayers to Saint Therese, the Little Flower of Jesus, in Accordance with All Recent Pontifical Decrees. Leeds: Laverty & Sons, 1945.

MLA (8th ed.) Citation

Catholic Church. The Key of Heaven: A Selection of Prayers and Devotional Exercises for the Use of Catholics : Including New Prayers to Saint Therese, the Little Flower of Jesus, in Accordance with All Recent Pontifical Decrees. Laverty & Sons, 1945.