Cita APA (7th ed.)

Rugo, J. (1999). Bernd Schwarting.

Cita Chicago (17th ed.)

Rugo, Jacqueline. Bernd Schwarting. Berlin, 1999.

Cita MLA (8th ed.)

Rugo, Jacqueline. Bernd Schwarting. 1999.

Atenció: Aquestes cites poden no estar 100% correctes.