Citazione APA

Schümichen, C. (2011). Correspondence (letter to the editor): Regulation in Germany Is Lacking. Deutscher Arzte Verlag.

Stile di citazione Chicago

Schümichen, Carl. Correspondence (letter to the Editor): Regulation in Germany Is Lacking. Deutscher Arzte Verlag, 2011.

Citazione MLA

Schümichen, Carl. Correspondence (letter to the Editor): Regulation in Germany Is Lacking. Deutscher Arzte Verlag, 2011.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.