Mark, L., & Schimmel, P. (2005). Ecstasy: In and about altered states. Mit-Pr..
Lua i Stíl Chicago (17ú heag.)Mark, Lisa, agus Paul Schimmel. Ecstasy: In and About Altered States. Cambridge, Ma. [u.a.]: Mit-Pr., 2005.
Lua MLA (8ú heag.)Mark, Lisa, agus Paul Schimmel. Ecstasy: In and About Altered States. Mit-Pr., 2005.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.