Toepfer, K. (1997). Empire of ecstasy: Nudity and movement in German body culture, 1910 - 1935. Univ. of California Press.
Chicago-referens (17:e uppl.)Toepfer, Karl. Empire of Ecstasy: Nudity and Movement in German Body Culture, 1910 - 1935. Berkeley [u.a.]: Univ. of California Press, 1997.
MLA-referens (8:e uppl.)Toepfer, Karl. Empire of Ecstasy: Nudity and Movement in German Body Culture, 1910 - 1935. Univ. of California Press, 1997.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.