Cita APA (7a ed.)

Drews, R., & Tiggelers, K. (2004). Rita Drews: Rita Drews. Rita Drews.

Cita Chicago Style (17a ed.)

Drews, Rita, y Karl-Heinz Tiggelers. Rita Drews: Rita Drews. Berlin: Rita Drews, 2004.

Cita MLA (8a ed.)

Drews, Rita, y Karl-Heinz Tiggelers. Rita Drews: Rita Drews. Rita Drews, 2004.