APA (7th ed.) Citation

Ryden, V. (2003). A guide to prayer and evangelization for true life in God. The American Association for True Life in God.

Chicago Style (17th ed.) Citation

Ryden, Vassula. A Guide to Prayer and Evangelization for True Life in God. Independence (Missouri): The American Association for True Life in God, 2003.

MLA (9th ed.) Citation

Ryden, Vassula. A Guide to Prayer and Evangelization for True Life in God. The American Association for True Life in God, 2003.