Lua APA (7ú heag.)
Henderson, P. (2009). A different wisdom: Reflections on supervision practice. Karnac.
Lua i Stíl Chicago (17ú heag.)
Henderson, Penny. A Different Wisdom: Reflections on Supervision Practice. London: Karnac, 2009.
Lua MLA (9ú heag.)
Henderson, Penny. A Different Wisdom: Reflections on Supervision Practice. Karnac, 2009.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.