Principles of Worship and Liturgyrichhttps://www.perspectivedigest.org/oembed/page/archive/16-1/principles-of-worship-and-liturgy1.0Perspective Digesthttps://www.perspectivedigest.org<iframe src="https://www.perspectivedigest.org/oembed/page/archive/16-1/principles-of-worship-and-liturgy" width="600" height="400" scrolling="no" frameborder="no"></iframe>