APA (7th ed.) Citation

Ritter-Röhr, D. (1971). Prostitution in Frankfurt. [s.n.].

Chicago Style (17th ed.) Citation

Ritter-Röhr, Dorothea. Prostitution in Frankfurt. Giessen: [s.n.], 1971.

MLA (8th ed.) Citation

Ritter-Röhr, Dorothea. Prostitution in Frankfurt. [s.n.], 1971.