Caysa, V. Ich bin mein Trainingsplan: Volker Caysa. 384 : Körperinformation.(2000).
Cita Chicago (17th ed.)Caysa, Volker. "Ich Bin Mein Trainingsplan: Volker Caysa." 384 : Körperinformation.(2000) .
Cita MLA (8th ed.)Caysa, Volker. "Ich Bin Mein Trainingsplan: Volker Caysa." 384 : Körperinformation.(2000), .
Atenció: Aquestes cites poden no estar 100% correctes.