Christ-Centered Worship Letting the Gospel Shape Our Practice by Bryan Chapell Hardcover, 320 Pages, Published 2009 by Baker Academic ISBN-13: 978-0-8010-3640-8, ISBN: 0-8010-3640-2
Royal Secrets (Paperback) by Kathleen Irene Paterka Paperback, 284 Pages, Published 2013 by Kathleen Irene Paterka, United States ISBN-13: 978-0-9892838-1-6, ISBN: 0-9892838-1-X