Παραπομπή σε μορφή APA (7η εκδ.)

Gamm, D. B. (1976). On cloud nine: 24 model liturgies and 4 penance services for grades one through four, thematically arranged for the school year with emphasis on the liturgical seasons. Ave Maria Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Gamm, David B. On Cloud Nine: 24 Model Liturgies and 4 Penance Services for Grades One Through Four, Thematically Arranged for the School Year with Emphasis on the Liturgical Seasons. Notre Dame, Ind.: Ave Maria Press, 1976.

Παραπομπή σε μορφή MLA (8th εκδ.)

Gamm, David B. On Cloud Nine: 24 Model Liturgies and 4 Penance Services for Grades One Through Four, Thematically Arranged for the School Year with Emphasis on the Liturgical Seasons. Ave Maria Press, 1976.