Lua APA (7ú heag.)

Steiner, J. (2017). A Cappella Grooving. Universal Ed..

Lua i Stíl Chicago (17ú heag.)

Steiner, Johannes. A Cappella Grooving. Wien: Universal Ed., 2017.

Lua MLA (8ú heag.)

Steiner, Johannes. A Cappella Grooving. Universal Ed., 2017.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.