| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Companion to the Liturgy of the Hours | 978-0-89942-432-3 (0-89942-432-5) | 2004 |
| Practical Guide to the Liturgy of the Hours | 978-0-89942-484-2 (0-89942-484-8) | 2008 |
D S · D. Sullivan · S D · S S · Shirley S. · Shirley Sullivan